Ricochet Rafa
Phase Phamiliar Vex
Amon Leveling Build
Harlowe Leveling Build
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Borderlands 4
Best Builds Tier List
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★ Builds: Vex | Amon | Rafa | Harlowe
The best builds in Borderlands 4 help push each Vault Hunter to their full potential. See the best builds tier list, the best builds for each character, including the best skill tree, action skills, passives, and weapon choices in this guide.
Best Builds Tier List
Builds Tier List
| Tier | Builds |
|---|---|
 S Tier |
|
 A Tier |
|
 B Tier |
Tier List Criteria
| Tier | Builds |
|---|---|
| S Tier |
・Can clear all types of content with ease, even well into higher UVHM Levels. ・Requires little to no specific gear to achieve high build potential. ・Very fast clear speed against bosses, regardless of boss type. |
| A Tier |
・Can easily clear certain contents, but struggles against certain end-game modes. ・Requires more investment in gear, skills, or specializations to reach higher potential. |
| B Tier |
・Shines during early stages of the game, but struggles with end-game content. ・Requires best gear and equipment to keep up with better alternatives. |
Which Build are You Using?
All of the Vault Hunters have three distinct skill trees, which allow different playstyles depending on the skill investments.
With the build flexibility in Borderlands 4, head to the comments and show us your favorite builds and why!
Best Builds for Each Vault Hunter
| Jump to a Vault Hunter! | |
|---|---|
 Vex |
 Rafa |
 Amon |
 Harlowe |
Best Vex Build (Siren)
Leveling Build (Phase Phamiliar)
| Skills | |||||
|---|---|---|---|---|---|
 Phase Phamiliar Here Comes Trouble Skill Tree |
 Blood is Magic Vex deals increased Action Skill Damage the higher her Health.
 Hasty Fiends Vex and her Minion(s) gain increased Movement Speed and Damage Reduction.
 Grave Command Kill Skill. Restore a percentage of Trouble's Command Skill Cooldown and Respawn Cooldown.
 Overprotective Kill Skill. Vex and her Minion(s) gain Overshield.
 Yowl and Bay Vex's Minion(s) gain increased Maximum Health Capacity. Vex gains increased Gun Damage for a Duration after Commanding Trouble.
 Grave Fiends Kill Skill. Vex and her Minion(s) deal increased Damage. This effect can stack.
 Mourning Vex's Kill Skills gain increased Effectiveness.
 Overheal While Vex has Overshield, she and her Minion(s) gain Health Regeneration.
 Hexus Nexus Trouble now Taunts enemies, making them more likely to target him. Command Skill. Press and hold Action Skill to Command Trouble to charge target enemy, dealing Melee Damage in a radius on impact, and creating a Singularity for a Duration.
 Blast Rites Whenever Vex uses an Ordnance, she gains Overshield, and also gains increased Fire Rate for a Duration.
 Blasted Fiends Vex gains increased Ordnance Damage. A perfect of Vex's Ordnance Damage increases Minion Damage.
 Trouble Bubble While Phase Phamiliar is active, Trouble gains an Elemental Aura, dealing Ordnance Damage over time to nearby enemies.
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| Best Weapon Type | Best Manufacturer | ||||
| Submachine Gun | Tediore | ||||
This build centers on the Phase Phamiliar action skill, along with passives that boost survivability and damage. Equip SMGs with Vex to focuse on fast-paced close-range combat, and take advantage of Tediore weapons and accessories for their powerful grenade reloads.
Lifesteal Incarnate Bleed Vex Build Summary
| Skills | |||||
|---|---|---|---|---|---|
 Vexcalation |
 Cold Iron Vex and her Minion(s) gain increased Gun Damage.
 Leeching Attunement Attunement Skill. While Vex is Attuned to Kinetic, she gains Lifesteal and increased Reload Speed. These effects persist for a Duration after Attunement is switched.
 Enchantment Vex gains Bonus Kinetic Damage with Guns while her Action Skill is active.
 Cursed Blade Vex's Melee Attacks apply Curse to hit enemies, making them take Kinetic Status Effect Damage any time they take Gun Damage.
 Bloodletter Gun and Skill Critical Hits have a chance to apply Bleed, causing Kinetic Status Effect Damage over time for a Duration. Bleed is affected by Status Effect Application Chance, and is itself considered a Status Effect. This effect can stack.
 Material Components Vex gains increased Kinetic Damage and Kinetic Status Effect Damage.
 Conjunction Vex gains increased Gun Damage the more full her Shield and gains Damage Reduction the less full her Health.
 Grave Vitality Kill Skill. Vex gains increased Maximum Health Capacity and Health Regeneration. This effect can stack.
 Blood Shot When Vex uses a Repkit, her next Gun Shot will become a Blood Shot, converting Damage Dealt into Kinetic Damage and dealing Bonus Damage based on her current Health.
 Essence Leech Vex gains Lifesteal. Double this effect when an Action Skill is active.
 Blood Is Power Vex gains Bonus Kinetic Damage with Guns based on her current Lifesteal when her Health is full.
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| Best Weapon Type | Best Manufacturer | ||||
| Any Kinetic | Jakobs | ||||
Vex' Incarnate Bleed build specializes in Kinetic Bleed damage, using Jakobs Weapons to trigger the effect.
This Build also features multiple Lifesteal and Healing effects, which both amplify Vex' damage, and improve her survivability.
Lifesteal Incarnate Bleed Vex Build
Dead Ringer (Boss Farm) Build
| Skills | |||||
|---|---|---|---|---|---|
 Dead Ringer |
Cold Iron Vex and her Minion(s) gain increased Gun Damage.
Leeching Attunement Attunement Skill. While Vex is Attuned to Kinetic, she gains Lifesteal and increased Reload Speed. These effects persist for a Duration after Attunement is switched.
Cursed Blade Vex's Melee Attacks apply Curse to hit enemies, making them take Kinetic Status Effect Damage any time they take Gun Damage.
 Extra Cursed Curse Damage now triggers on Minion Melee Damage, and deals increased Damage when it's triggered by a Critical Hit.
 Prismatic Ichor When Vex or her Minion(s) apply a Status Effect, apply another random Elemental Status Effect.
 Recurrence Whenever Vex deals Gun Damage or Melee Damage, gain a Stack of Recurrence, which increases her and her Minions' Gun Damage and Melee Damage. Stacks of Recurrence are lost if a new Stack has not been gained for a Duration. This effect can stack.
 Reverburnations Melee Damage dealt by Vex or her Minion(s) has a chance to deal Incendiary Melee Damage.
 Haruspex Melee Override. Vex now throws a Phase Dagger from her offhand that deals Melee Damage to enemies hit. Phase Daggers can Critically Hit. Kill Skill. Haruspex's Cooldown is reset.
 Prismatic Weaponry Vex and her Specters deal Bonus Damage with Gun Critical Hits. The Bonus Damage will be a random Elemental Type that changes on Reload, and that is increased for each active Attunement.
 Obedient Fiends Vex gains increased Minion Damage. Minion Skills and Command Skills gain further increased Damage.
 Ancient Rites Vex gains a stack of Ancient Rites for each of her active Minion(s) every second, increasing Minion Damage. Stacks are lost after a Duration with no active Minion.
 Diener Dead Ringer gains an additional Charge.
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| Best Weapon Type | Best Manufacturer | ||||
| Any | Maliwan | ||||
This build relies heavily on Dead Ringer, and your minions' damage. With heavy investment in The Fourth Seal, this build specializes in dealing massive single target damage, designed to burst down bosses, regardless of weakness.
For Weapons, we highly recommend having Incendiary, Shock, and Corrosive at least for your guns, to specifically target the different weaknesses of enemies. We also recommend having at least 1 Jakobs Weapon, which you should equip and use to proc your lifesteal, when backed into a corner.
Best Rafa Build (Exo-Soldier)
Leveling Build
| Skills | |||||
|---|---|---|---|---|---|
 Peacebreaker Cannons Remote Agent Skill Tree |
 Sitiar Rafa gains increased Gun Damage.
 Deft Hands Rafa and his Peacebreaker Cannons gain increased Fire Rate.
 Shield Barriest Overdrive Skill. Rafa gains increased Shield Recharge Rate and improved Shield Regen Delay while Overdrive is active.
 Handshake Deal Rafa gains increased Gun Damage and Melee Damage
 Expedite Overdrive Skill. Overdrive grants Rafa increased Movement Speed.
 Juerga Whenever Rafa Critically Hits an enemy, Action Skill Duration is restored.
 Bullet-Buddy Deluxe While Peacebreaker Cannons are active, Rafa and his Allies Regenerate Ammo into their Magazine. Rafa's Peacebreaker Cannons deal Bonus Incendiary Damage based on how full his Gun is, and his Turrets shoot Exploding Bullets while his Magazine is full. Pressing Action Skill while Peacebreaker Cannons are active causes Rafa's shots to consume no Ammo, but causes his Action Skill Duration to drain faster.
 CYA Kill Skill. Killing an enemy restores Shields based on Rafa's Maximum Health Capacity.
 El Valiente Rafa deals increased damage from all sources. The fuller Rafa's Shields are, the greater the bonus. While Rafa's Shields are at Maximum Capacity, double the bonus.
 Everdrive Overdrive gains increased Duration.
 Temerario Overdrive Skill. Rafa gains increased Gun Damage, but decreased Gun Handling. These Effects are based on how long Overdrive has been active.
 Soltado Kill Skill. Double all Overdrive bonuses.
 Volatile Hollowpoints Rafa's Peacebreaker Cannons are replaced with Rockets that deal Splash Damage.
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| Best Weapon Type | Best Manufacturer | ||||
| Assault Rifle | Daedalus | ||||
Utilizing the Peacebreaker Cannons and Turrets as well as effectively stacking gun damage and shield regeneration, this build becomes a DPS machine. Assault rifles from Daedalus are preferred, offering versatile damage outputs that synergize well with your Action Skill.
Rafa Best Build, Skills, and Weapons
Corroding Arc-Knives Build
| Skills | |||||
|---|---|---|---|---|---|
 Arc-Knives |
Shield Barriest Overdrive Skill. Rafa gains increased Shield Recharge Rate and improved Shield Regen Delay while Overdrive is active.
Handshake Deal Rafa gains increased Gun Damage and Melee Damage
 Midnight Oil Rafa's Action Skills deal Bonus Corrosive Damage. The longer the Skill has been active, the greater the Bonus Damage.
Juerga Whenever Rafa Critically Hits an enemy, Action Skill Duration is restored.
 Dial In Whenever Rafa damages an enemy with a Melee Attack, his Melee Attacks gain Critical Hit Chance. This chance stacks, and all Stacks are removed whenever Rafa Critically Hits an enemy.
 Altered Cabron Whenever Rafa kills an enemy while Arc-Knives are active, restore a portion of his Health. Whenever Rafa gains Health, deal Bonus Corrosive Damage with all attacks, and gain increased Movement Speed. This effect can stack.
 Resiliencia Overdrive Skill. Rafa gains increased Damage Reduction while Overdrive is active.
 Saldar Rafa's Melee Critical Hits gain Lifesteal.
 El Borracho Rafa deals increased Corrosive Damage while his Action Skill is active. The longer it has been active, the greater the bonus. This effect can stack.
 Empuje Rafa gains increased Action Skill Duration.
 Galvanic Panic Whenever Rafa performs a Melee Attack while Arc-Knives are active, fire an Acid STRM Glider at an enemy in his view. Acid STRM Gliders deal Corrosive Splash Damage based on the number of total Marked enemies. Additionally, killing an enemy while Arc-Knives are active restores Action Skill Duration. Activating Blade Fury causes Rafa to fire a volley of Acid STRM Gliders in front of him and end Arc-Knives.
 Cruel Accrual Rafa gains increased Skill Damage with all Skills. The longer his Action Skill has been active, the greater the bonus. This effect can stack.
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| Best Weapon Type | Best Manufacturer | ||||
| Any | Any | ||||
The build relies heavily on the Arc-Knives and the ability to keep them drawn. By investing in the correct skills, you can effectively stay in Arc-Knives mode infinitely as long as you have targets to attack. This build also provides healing and survivability so you can stay in the fight for longer.
For weapons, you can use any weapon you are comfortable with as they are primarily just for Fight For Your Life and during your skill's downtimes, which shouldn't be many. We do, however, recommend using Jakobs and Vladof guns, specifically Shotguns, Submachine Guns, and Assault Rifles so you can stay in close to mid-range.
Corroding Arc-Knives Rafa Build
Ricochet Build
| Skills | |||||
|---|---|---|---|---|---|
| Peacebreaker Cannons |
Sitiar Rafa gains increased Gun Damage.
Midnight Oil Rafa's Action Skills deal Bonus Corrosive Damage. The longer the Skill has been active, the greater the Bonus Damage.
Juerga Whenever Rafa Critically Hits an enemy, Action Skill Duration is restored.
 Instinto Rafa's Peacebreaker Cannons gain increased Critical Hit Chance. Pressing Action Skill while Peacebreaker Cannons are active causes them to double their Critical Hit Chance and gain increased Critical Hit Damage, while also causing his Action Duration to drain faster. Kill Skill. Killing an enemy causes Rafa to restore Action Skill Duration, while also causing his Action Skill Duration to drain faster.
Resiliencia Overdrive Skill. Rafa gains increased Damage Reduction while Overdrive is active.
 Maestro Rafa gains increased Skill Damage.
 Asymmetric Warfare Indirect Projectiles gain increased Damage. Indirect Projectiles include all Action Skill Weapons, Thrown Guns, and Projectiles not fired from your Gun.
 Errant Spark All Indirect Projectiles deal Bonus Incendiary Damage. If the Indirect Projectile already deals Incendiary Damage, double the Bonus Damage.
 Double-Ought Autoshot Rafa's Peacebreaker Cannons are replaced with Shotguns that deal increased Damage and have an increased Pellet Count. Additionally, Rafa's Turrets gain a chance to Ricochet off of targets. Ricochets deal Reduced Damage, and Critical Hits always Ricochet.
 Lateral Plinking Rafa's Indirect Projectiles gain a chance to Ricochet.
 Vitriol The first shot fired from Rafa's fully-loaded Magazine deals Bonus Corrosive Damage.
 Pain Reaction Rafa's Guns gain a chance to Ricochet off of enemies with Status Effects. Ricochet Damage is based on the Damage Dealt.
Everdrive Overdrive gains increased Duration.
Temerario Overdrive Skill. Rafa gains increased Gun Damage, but decreased Gun Handling. These Effects are based on how long Overdrive has been active.
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| Best Weapon Type | Best Manufacturer | ||||
| Shotguns | Jakobs | ||||
The build relies heavily on the Shotgun Peacebreaker Cannons and their ability to Ricochet. Additionally, the build also strengthens the Ricochets that Rafa can perform with his weapon of choice, making it possible to deal a lot of damage even without your Action Skill.
For weapons, we highly recommend Jakobs Shotguns so you can easily Ricochet multiple times per shot. Try to get the Legendary weapon Kickballer if possible, with the Bonnie and Clyde as an alternative.
Peacebreaker Cannons (Boss Farm) Build
| Skills | |||||
|---|---|---|---|---|---|
| Peacebreaker Cannons |
 Las Jaras Overdrive Skill. Rafa Regenerates Ammo while Overdrive is active.
 The Thrill (Rafa) Overdrive Skill. Rafa gains increased Fire Rate, which is increased even further while Overdrive is active.
Sitiar Rafa gains increased Gun Damage.
Deft Hands Rafa and his Peacebreaker Cannons gain increased Fire Rate.
Juerga Whenever Rafa Critically Hits an enemy, Action Skill Duration is restored.
Bullet-Buddy Deluxe While Peacebreaker Cannons are active, Rafa and his Allies Regenerate Ammo into their Magazine. Rafa's Peacebreaker Cannons deal Bonus Incendiary Damage based on how full his Gun is, and his Turrets shoot Exploding Bullets while his Magazine is full. Pressing Action Skill while Peacebreaker Cannons are active causes Rafa's shots to consume no Ammo, but causes his Action Skill Duration to drain faster.
Resiliencia Overdrive Skill. Rafa gains increased Damage Reduction while Overdrive is active.
Maestro Rafa gains increased Skill Damage.
Asymmetric Warfare Indirect Projectiles gain increased Damage. Indirect Projectiles include all Action Skill Weapons, Thrown Guns, and Projectiles not fired from your Gun.
Everdrive Overdrive gains increased Duration.
Temerario Overdrive Skill. Rafa gains increased Gun Damage, but decreased Gun Handling. These Effects are based on how long Overdrive has been active.
Soltado Kill Skill. Double all Overdrive bonuses.
Volatile Hollowpoints Rafa's Peacebreaker Cannons are replaced with Rockets that deal Splash Damage.
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| Best Weapon Type | Best Manufacturer | ||||
| Assault Rifles | Vladof | ||||
The build relies heavily on the Peacebreaker Cannons and the Overdrive buffs Rafa receives while they are out (and for a short time after they despawn). With heavy investment in the Remote Agent Tree, the build maximizes turret damage, as well as your Overdrive buffs.
For weapons, we highly recommend Vladof Assault Rifles with an element that can counter the boss you plan to fight. Having either an Extra Barrel or Motile Bipod is recommended to make fights go smoother, be it by increasing your fire rate or by improving your weapon handling.
Peacebreaker Cannons Rafa Best Build
Best Amon Build (Forgeknight)
Scourge Build (Leveling)
| Skills | |||||
|---|---|---|---|---|---|
 Scourge |
 Wrath of Nature Amon gains increased Status Effect Application Chance and Cryo Effectiveness. This effect is Doubled when his Action Skill is active.
 Scorched Kairos Amon gains increased Ordnance Damage and Magazine Size.
 The Thrill (Amon) Amon gains Missing Health Regeneration. Every time Amon takes or absorbs Non-Status Effect Damage, he gains a Stack of Resolute for a Duration, which increases this effect.
 Tail of the Comet Whenever Amon deals Ordnance Damage, there is a Chance to apply a Cryo Status Effect that deals Cryo Damage over time for a Duration. Tail of the Comet is affected by Status Effect Application Chance.
 Machinist Kill Skill. Amon Restores a percentage of Ordnance Cooldown.
 Ancient Ways Amon deals increased Cryo Damage.
 Wildfire Amon gains increased Ricochet Damage, Burning Damage, and Burning Duration.
 Ballistic Bulwark Amon gains Overshield when he deals Ordnance Damage.
 Ring of Frostfire Firewall is now a Ring that deals Incendiary Status Effect Damage to enemies inside of it, and Cryo Damage to enemies who enter or leave. Firewall grants Friendly Projectiles that pass through it further increased Damage and Projectile Speed.
 Eternal Winter Forgewaves now partially restore Action Skill Duration and Firewall Duration on damaging enemies, and can be activated three times in succession. The third activation launches a Massive Forgewave that deals increased Damage and does not consume Vengeance.
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| Best Weapon Type | Best Manufacturer | ||||
| Shotgun | Maliwan | ||||
The build revolves around using Scourge Action Skill's shield to tank hits and retaliate with waves of cryo damage, and passives to boost DPS and health regeneration. Shotguns work well since the build often plays in close ranges and can effectively burst down affected enemies with elemental damage hits.
Onslaughter Fire (Boss Farm) Build
| Skills | |||||
|---|---|---|---|---|---|
 Onslaughter |
 What Burns Within Amon gains increased Incendiary Damage.
Wrath of Nature Amon gains increased Status Effect Application Chance and Cryo Effectiveness. This effect is Doubled when his Action Skill is active.
Scorched Kairos Amon gains increased Ordnance Damage and Magazine Size.
The Thrill (Amon) Amon gains Missing Health Regeneration. Every time Amon takes or absorbs Non-Status Effect Damage, he gains a Stack of Resolute for a Duration, which increases this effect.
 Battleborn Amon gains increased Gun Damage the more Full his Health. This effect is Doubled while Amon is at Maximum Health.
 Wield the Storm Amon gains increased Status Effect Damage and Status Effect Duration.
 Bullet Storm Whenever Amon applies a Status Effect, he gains increased Gun Damage for a Duration. This effect can stack.
 Burning Ramparts Amon gains increased Fire Rate and Status Effect Chance the more full his Shields.
 Maiming Strike Gun Critical Hits have a chance to apply Weakness to enemies for a Duration. Weakened enemies deal reduced Damage, and take increased Damage. Weakness is affected by Status Effect Duration, and is itself considered a Status Effect.
 Catastrophe Whenever Amon applies Shock to an enemy, he gains increased Critical Hit Chance for a Duration. Whenever Amon applies Burning to an enemy, he gains increased Critical Hit Damage for a Duration. Both effects stack separately.
 Fulminating Fist Amon gains increased Status Effect Chance while Onslaughter is active. Pressing Action Skill launches a concentrated Lightning Wave that deals Shock Melee Attack Damage to enemies it passes through.
 Dragon's Breath Whenever Amon Activates his Ordnance, his next Gun Shot is converted to Incendiary Damage, Staggering damaged enemies, and gaining increased Damage Dealt. Bosses cannot be Staggered, and Badasses have a chance to be Staggered.
 Crackling Aegis Amon gains increased Status Effect Damage and Ordnance Damage based on his Shields. The fuller his Shield, the greater the effect.
 Electrical Fire Whenever Amon Burns an enemy, he also Shocks them. Whenever Amon Shocks an enemy, he also Burns them.
 Stormcutter Molten Slam is now Stormcutter. Press and hold Action Skill to swing a Massive Forgesword, launching a Forgewave that deals Shock Melee Damage to all enemies it passes through. Restore Action Skill Cooldown, Action Skill Duration, and Ordnance Cooldown for each enemy hit.
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| Best Weapon Type | Best Manufacturer | ||||
| SMG | Ripper | ||||
This build relies on Elemental Status effects, namely Incendiary for max damage. The skills in the Calamity tree stack up the damage boosts to your guns and fire, and turns Onslaughter into a great active buff to your shots.
For weapons, Elemental Ripper SMGs and Shotguns are best, preferably with fire properties. Be sure to carry backup weapons in Corrosive or Shock to deal with any armor you may come across.
Onslaughter Fire Amon Boss Farm Build
Calamity Melee Build
| Skills | |||||
|---|---|---|---|---|---|
| Onslaughter |
 Discombobulate Amon gains Melee Critical Hit Chance.
The Thrill (Amon) Amon gains Missing Health Regeneration. Every time Amon takes or absorbs Non-Status Effect Damage, he gains a Stack of Resolute for a Duration, which increases this effect.
 Pyroclast Whenever Onslaughter is activated, Amon fully Restores his Health and Shield, and is surrounded by a Forgestorm that deals Incendiary Status Effect Damage to nearby enemies over time. Kill Skill. Killing an enemy inside of the Forgestorm restores Amon's Action Skill Duration, and increases Forgestorm's Damage.
 Gut Punch Melee Damage and Ordnance Damage have a chance to apply Weakness to enemies for a Duration. Weakened enemies deal reduced Damage, and take increased Damage. Weakness is affected by Status Effect Duration, and is itself considered a Status Effect.
 Tritanium Knuckles Amon gains increased Melee Damage and Skill Damage.
 Forged In Steel Amon becomes immune to all Damage for a brief Duration whenever he activates a Forgeskill.
 Metal Urge Whenever Amon deals Gun Damage, he gains increased Action Skill Cooldown Rate for a Duration. This effect can stack.
 Berserk Whenever Amon activates his Forgeskill, he becomes Berserk for a Duration, gaining Slow Immunity, and Bonus Cryo Damage with Gun Damage and Melee Damage.
 Bloodlust Whenever Amon's Shield Breaks, he gains Bloodlust for a Duration, gaining increased Reload Speed and Lifesteal. Bloodlust is also activated on Action Skill Activation.
 Brimming Vigor Amon gains increased Maximum Health Capacity and deals increased Melee Damage the more full his Health.
 My Touch Is Death Whenever Amon deals Melee Damage, there is a chance to Activate Kill Skills.
 Hoarcleave Molten Slam is now Hoarcleave. Press and hold Action Skill to swing a Massive Forgeaxe, launching a Forgewave that deals Cryo Melee Damage and Freezes enemies it passes through. Enemies killed by Hoarcleave cause a Detonation, dealing Cryo Damage.
 Into the Fray Amon gains increased Damage Dealt and Damage Reduction based on his distance from the enemy. The closer the enemy, the greater the bonus.
 Harbinger Kill Skill. Amon gains increased Melee Damage and Maximum Shield Capacity for a Duration. This effect can stack.
 Rearm Whenever Amon deals Damage with a Melee Attack, his current Gun has its Ammo partially refilled.
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| Best Weapon Type | Best Manufacturer | ||||
| Shotgun | Jakobs | ||||
This build centers on using Onslaughter’s punches with the Pyroclast Augment to keep the skill active for as long as possible. Chain eliminations together with both melee and firepower to wipe out mobs. You can stay in the heat of battle with Onslaughter's excellent Shield regeneration.
For backup, Jakobs Shotguns are excellent in close range, letting you deal with fire-resistant foes or finish off enemies when Onslaughter is on cooldown.
Freeze Crucible Build
| Skills | |||||
|---|---|---|---|---|---|
 Crucible |
 Impetus Kill Skill. Amon gains increased Shield Regeneration Rate and Movement Speed for a Duration. This effect can stack.
 Heavy Plate Amon gains increased Maximum Shield Capacity and Maximum Overshield Capacity.
Wrath of Nature Amon gains increased Status Effect Application Chance and Cryo Effectiveness. This effect is Doubled when his Action Skill is active.
The Thrill (Amon) Amon gains Missing Health Regeneration. Every time Amon takes or absorbs Non-Status Effect Damage, he gains a Stack of Resolute for a Duration, which increases this effect.
 Executioner Amon gains increased Critical Hit Damage. The effect is Doubled for a Duration after dealing Melee Damage.
 Get The Lead Out Amon gains increased Reload Speed. The effect is Doubled for a Duration after causing a Detonation.
Gut Punch Melee Damage and Ordnance Damage have a chance to apply Weakness to enemies for a Duration. Weakened enemies deal reduced Damage, and take increased Damage. Weakness is affected by Status Effect Duration, and is itself considered a Status Effect.
 Tempered Pyre Forgedrone Skill. Whenever Amon activates his Forgeskill, he spawns an Axe Forgedrone that attacks nearby enemies for a Duration, dealing Incendiary Melee Damage. Activating a Forgeskill while Tempered Pyre is active fully Restores the Duration of all active Forgedrones.
 Bolt Action Whenever Amon Reloads, his Guns gain Bonus Shock Damage for a Duration.
 Twin Tempers Tempered Pyre now spawns an additional Axe Forgedrone that deals Cryo Melee Damage. Forgedrones from Tempered Pyre have reduced Duration.
 Vital Organs Kill Skill. Amon gains Critical Hit Chance with Guns for a Duration. This effect can stack.
 Blast Furnace Whenever Amon or his Forgedrones Critically Hit an enemy or cause a Detonation, he gains increased Damage Dealt for a Duration. Detonations grant multiple Stacks.
 Lightning Rod Amon's Gun Shots have a Chance on Critical Hit to spawn an Elemental Bolt, dealing Shock Damage.
 Storm Surge Double-Edge is now Storm Surge. Press and hold Action Skill to throw a Twinned Forgeblade, dealing Shock Melee Damage in an area on impact. Storm Surge creates a Forgestorm on impact for a Duration, dealing Shock Status Effect Damage over time.
 Searing Cold Frost Axes apply Freeze on impact. Flame Axes now pass through enemies.
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| Best Weapon Type | Best Manufacturer | ||||
| Shotgun | Jakobs | ||||
The Amon Crucible build focuses on using the Frost Forge Axe to freeze enemies, then following up with heavy crit damage from a Jakobs shotgun. Moreover, critical bullets ricochet to nearby foes.
It is highly versatile, combining Frost, Fire, and Shock Action Skills with strong Kinetic damage from guns.
Best Harlowe Build (Gravitar)
Flux Generator (Leveling Build)
| Skills | |||||
|---|---|---|---|---|---|
 Flux Generator |
 Mains Hum Harlowe gains increased Maximum Shield Capacity and increased Maximum Overshield Capacity.
 Momentum Whenever Harlowe Entangles an enemy, she and her allies deal increased Critical Hit Damage.
 Fuzzy Math Harlowe gains increased Status Effect Chance.
 Elementary Harlowe gains increased Elemental Damage and Status Effect Damage.
 Mass Function Harlowe and her allies gain increased Reload Speed for every Entangled enemy.
 Neutron Decay Whenever Harlowe Irradiates an enemy, she gains increased Gun Damage. This effect can stack.
 Test Subjects Whenever Harlowe applies a Status Effect to an enemy, she gains increased Action Skill Cooldown Rate.
 Resonance Cascade Whenever Harlowe deals Radiation Damage to an enemy, she gains increased Action Skill Damage. This effect can stack.
 Confirmative Reality Whenever Harlowe shoots an Entangled enemy, she and all allies restore a portion of their Action Skill Cooldown.
 Unified Theory Harlowe's Flux Generator gains increased Action Skill Damage. This effect is increased based on how many Allies and Enemies are inside of her Flux Generator.
 Decoherence Harlowe deals increased Damage with all sources to Entangled enemies. Enemies inside of her Flux Generator take further increased Damage.
 Feedback Loop Whenever Harlowe Entangles an enemy, she gains increased Action Skill Damage, Action Skill Duration, and Action Skill Cooldown Rate. This effect can stack.
 Potential Transference Charge Skill. Whenever Harlowe relocates her Flux Generator, it Teleports to a location in her crosshairs, consuming a Charge and creating a Shock Burst that deals Shock Damage to enemies inside it, grants a free Second Wind to allies, and Heals allies within the Flux Generator.
 Runaway Reaction Harlowe gains increased Status Effect Chance. Whenever Harlowe applies a Status Effect to an enemy, it becomes Entangled.
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| Best Weapon Type | Best Manufacturer | ||||
| Submachine Gun | Maliwan | ||||
This build revolves around the Flux Generator and its ability to damage and debuff enemies while shielding, buffing, and healing allies. Emphasis is given on increasing the strength of your Flux Generator damage and lowering your Action Skill Cooldown to make it possible to throw your Flux Generator often. Submachine guns from Maliwan are preferred, specifically Radiation element ones, as the build synergizes well with them.
CHROMA Radiation (Boss Farm) Build
| Skills | |||||
|---|---|---|---|---|---|
 CHROMA Accelerator |
 Field-Ready Prototype Harlowe gains increased Action Skill Damage.
 Pulse Drive Harlowe gains increased Action Skill Cooldown Rate.
 Make Extraordinary Harlowe gains Critical Hit Chance with all Skills. This chance increases every time Harlowe Entangles an enemy. This effect can stack.
 Voidstar Whenever Harlowe's Unstable Energy Pocket passes by an enemy, it loses a portion of its current Total Health and becomes Frozen.
Elementary Harlowe gains increased Elemental Damage and Status Effect Damage.
Test Subjects Whenever Harlowe applies a Status Effect to an enemy, she gains increased Action Skill Cooldown Rate.
 Enriched Harlowe gains increased Radiation Damage.
 Practical Applications Harlowe gains increased Skill Damage.
 Poisoned Sun Harlowe gains increased Radiation Damage and Irradiation Chance.
 Fissile Launcher Whenever Harlowe damages an Irradiated enemy or an Entangled enemy, shoot a Radiation Dart at another enemy.
 Chain Reactor Harlowe deals Bonus Radiation Damage to Entangled enemies.
 Demon Core As Harlowe's Unstable Energy Pocket travels, it shoots Radiation Darts at enemies. Whenever Harlowe Entangles an enemy while her Action Skill is active, automatically Irradiate that enemy.
 Dirty Bomb Whenever Harlowe Irradiates an enemy, create a Radiation Explosion on that enemy.
 Mechanical Brilliance Whenever Harlowe damages an enemy with a Skill, she gains increased Skill Damage. This effect can stack.
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||||
| Best Weapon Type | Best Manufacturer | ||||
| Submachine Gun | Maliwan | ||||
The build relies heavily on the CHROMA Accelerator and Status Effects for damage. Additionally, the Status Effects help shorten the CHROMA Accelerator's cooldown, allowing you to shoot it frequently when needed.
For weapons, we highly recommend Shock or Radiation Maliwan Submachine Guns, although you can also use the Katagawa's Revenge if you have it.
CHROMA Radiation Harlowe Boss Farm Build
Cryo Stasis Build
| Skills | |||||
|---|---|---|---|---|---|
 Zero-Point |
Pulse Drive Harlowe gains increased Action Skill Cooldown Rate.
 Action at a Distance Whenever Harlowe applies a Status Effect to an enemy, she gains a chance to apply that Status Effect to each Entangled enemy.
Fuzzy Math Harlowe gains increased Status Effect Chance.
 Periodic Table Flip Harlowe gains increased Elemental Damage, Status Effect Application Chance, and Cryo Effectiveness.
 Ripple Effect Kill Skill. Whenever Harlowe kills an Entangled enemy, automatically Entangle another nearby enemy.
 Too Coolant For Schoolant Whenever Harlowe deals Cryo Damage, gain increased Action Skill Cooldown Rate.
 Cryodynamics Harlowe gains increased Cryo Damage.
 Unstable Ice-otope Kill Skill. Harlowe deals Bonus Cryo Damage with all sources.
 Cold Storage All Damage Dealt to enemies in Stasis is stored. Whenever an enemy is Slammed or Stasis ends, create a Cryo Explosion based on all Stored Damage and centered on that enemy, and also automatically Freeze other enemies nearby.
 Keep Ice On That All Cryo Damage Harlowe deals gains Lifesteal. If Harlowe's Health is full, she gains Overshield instead.
 Endothermic Reaction Whenever Harlowe Freezes an enemy, create an Endothermic Aura that deals constant Cryo Damage to enemies around it. Harlowe's Endothermic Aura deals increased Damage based on her Overshield. The more full, the greater the bonus
 Flash Freeze Whenever Harlowe deals Cryo Damage with an Action Skill, she gains a chance to Freeze that enemy.
 Heat Sink Whenever Harlowe Freezes an enemy, she gains increased Action Skill Cooldown Rate.
 Triple Point Whenever Harlowe deals non-Cryo Damage to an Entangled enemy, she deals Bonus Cryo Damage to that enemy. If she deals Cryo Damage to an Entangled enemy, she deals increased bonus Damage.
 Cold Plunge Whenever Harlowe Slams an enemy, create a Singularity on that enemy, followed by a Cryo Explosion.
|
||||
| Best Weapon Type | Best Manufacturer | ||||
| Submachine Gun | Maliwan | ||||
The build relies heavily on the Zero-Point Stasis and Cryo damage to create a loop that continuously deals damage to enemies and charges your Action Skill quickly. It also provides survivability via Overshields and Healing.
For weapons, we highly recommend the Ohm I Got Submachine Gun or the Aegon's Dream for Legendary options. Alternatively, you can use Cryo Maliwan Submachine Guns.
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