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Borderlands 4
Harlowe Skill Trees and Voice Actor
☆ How Rush Saved Mercenary Day (Bounty Pack 1)
★ 12 active SHiFT Codes as of December 4, 2025
☆ Black Market Location
★ Elemental Weakness Chart
☆ Legendary Weapons
★ Builds: Vex | Amon | Rafa | Harlowe
Harlowe is a playable character voiced by Kimberly Brooks in Borderlands 4. Read on to see Harlowe the Gravitar's biography, skill trees, action skills, builds, and her voice actor here!
| All Harlowe Guides | ||
|---|---|---|
| Best Builds | Cosmetics | Skill Trees and Voice Actor |
| Leveling Build | Boss Farm Build | Cryo Stasis Build |
List of Contents
Harlowe Skill Trees
Creative Bursts
Seize the Day
Cosmic Brilliance
 | |
| Main Action Skill | Skill Tree Overview |
|---|---|
 CHROMA Accelerator |  Cyclotron Harlowe gains increased Fire Rate.  PPE Harlowe gains increased Maximum Shield Capacity and Shield Recharge Rate.  Field-Ready Prototype Harlowe gains increased Action Skill Damage.  Bleeding Edge Harlowe gains increased Reload Speed.  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.  Get Up and Go Whenever Harlowe activates or retriggers an Action Skill, she gains increased Movement Speed.  Elephant's Foot Whenever Harlowe's Shield breaks, she deals Radiation Damage to all Entangled enemies. Harlowe gains Overshield equal to the amount of Damage dealt this way.  Great Red DoT Harlowe gains increased Status Effect Duration.  Enriched Harlowe gains increased Radiation Damage.  Practical Applications Harlowe gains increased Skill Damage.  Carry the One Whenever Harlowe Entangles an enemy, she gains a chance to Entangle another nearby enemy.  Core Sample Harlowe gains Lifesteal against Frozen enemies. If she's at full Health, she gains Overshield instead.  Break the Ice Convert all CHROMA Accelerator Damage to Cryo Damage.  Opposing Force Whenever Harlowe Freezes an enemy, she gains increased Action Skill Cooldown rate. This effect can stack.  Cold Welding Whenever Harlowe Freezes an Entangled enemy, it deals Cryo Damage to itself and all other Entangled enemies.  Poisoned Sun Harlowe gains increased Radiation Damage and Irradiation Chance.  Glow Up Harlowe gains Critical Hit Chance with Guns against Irradiated enemies.  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.  Wasted Kill Skill. Killing an Irradiated enemy or killing an enemy with Radiation Damage leaves behind a Radiation Hazard.  Dirty Bomb Whenever Harlowe Irradiates an enemy, create a Radiation Explosion on that enemy.  Highly Efficient Kill Skill. Whenever Harlowe kills an enemy with a Skill, Restore a portion of her Shield Capacity.  Mechanical Brilliance Whenever Harlowe damages an enemy with a Skill, she gains increased Skill Damage. This effect can stack.  Eureka! Whenever Harlowe enters Fight For Your Life, she throws a free Unstable Energy Pocket at a nearby enemy - if there are any.  Rounding Up For every enemy her Action Skill damages, Harlowe gains increased Gun Damage when her Action Skill ends. This effect can stack.  Alternative Fuel Source Whenever Harlowe activates CHROMA Accelerator, drain her Shield and Amp her next Unstable Energy Pocket.  QED Melee Override. Harlowe attaches an Unstable Energy Pocket to her fist, and slams it into an enemy in front of her.  Fuzzy Math Harlowe gains increased Status Effect Chance. |
 | |
| Main Action Skill | Skill Tree Overview |
|---|---|
 Zero-Point |  Quantum Immortality Whenever Harlowe Entangles an enemy, she gains Health Regeneration.  Parallel Circuit After triggering or retriggering an Action Skill, Harlowe gains increased Gun 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.  Bright Future Whenever Harlowe triggers or retriggers an Action Skill, she gains increased Fire Rate.  Negative Entropy Harlowe gains increased Gun Handling. This bonus is Doubled while an enemy is in Stasis.  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.  Concurrence Harlowe gains increased Action Skill Duration for every Entangled enemy.  Force of Will Whenever Harlowe Critically Hits an enemy, Daze that enemy. Dazed enemies have decreased Movement Speed and Attack Speed. Daze can stack.  Control Group Kill Skill. Killing an Entangled enemy restores a portion of Harlowe's Action Skill Cooldown and Action Skill Duration.  Slingshot Whenever Harlowe Dazes an enemy, she also Entangles them, and then she gains increased Movement Speed.  Freeze Frame Harlowe's Guns deal Bonus Cryo Damage for every enemy she has in Stasis. This effect can stack.  Stun Lock Whenever Harlowe Critically Hits an enemy, she briefly puts that enemy into Stasis. This form of Stasis lasts for a short duration, or until the enemy is shot again.  Unstable Ice-otope Kill Skill. Harlowe deals Bonus Cryo Damage with all sources.  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.  Indiscrete Math Harlowe gains increased Splash Damage.  Experimentation Kill Skill. Killing an Entangled enemy causes an Elemental Explosion on all other Entangled enemies.  Domino Effect Whenever Harlowe deals Splash Damage to an Entangled enemy, she gains a chance to trigger Entangled Damage Share again.  Sustained Reaction Kill Skill. Killing an Entangled enemy restores a portion of Harlowe's Action Skill Duration.  Gordian Knot Kill Skill. Whenever Harlowe kills an Entangled enemy, she gains a chance to instantly fully restore her Action Skill. |
 | |
| Main Action Skill | Skill Tree Overview |
|---|---|
 Flux Generator |  Mains Hum Harlowe gains increased Maximum Shield Capacity and increased Maximum Overshield Capacity.  Personal Observation Harlowe deals increased Melee Damage and her Melee Attacks gain a chance to Entangle enemies.  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.  Momentum Whenever Harlowe Entangles an enemy, she and her allies deal increased Critical Hit 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.  Heat Death Harlowe gains increased Cryo Efficiency.  Creative Overflow Harlowe deals increased Gun Damage based on her Overshield. The more Overshield she has, the bigger the bonus.  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.  Absolute Zero Whenever Harlowe Freezes an enemy, she receives a Stack of Zero Point. For every Stack of Zero Point, her Action Skill Duration freezes enemies for a short time.  Blue Shift While her Action Skill is Cooling Down, Harlowe deals Bonus Cryo Damage with her Melee Attacks. While her Action Skill is Active, Harlowe deals Bonus Radiation Damage with her Melee Attacks.  Decoherence Harlowe deals increased Damage with all sources to Entangled enemies. Enemies inside of her Flux Generator take further increased Damage.  Latent Charge Harlowe deals Bonus Damage with Guns, Melee Attacks, and Action Skills while she has Overshield. The more Overshield she has, the bigger the bonus.  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.  Runaway Reaction Harlowe gains increased Status Effect Chance. Whenever Harlowe applies a Status Effect to an enemy, it becomes Entangled.  Gamma Ray Burst Whenever Harlowe retriggers her Action Skill, the next shot fired from her Gun drains her Shield and deals Bonus Radiation Damage based on the amount drained.  Harlowe's Certainty Principle Harlowe gains increased Gun Handling, which is further increased with every enemy in her Flux Generator.  Jaunt Press and hold Melee Attack to make Harlowe swap places with her Flux Generator.  Critical Funding Whenever Harlowe Critically Hits an enemy, she gains a chance to Entangle it, and Refills a portion of her Gun's Magazine.  Exposed Core While her Shield is down, Harlowe gains increased Status Effect Chance.  Meltdown Harlowe's Critical Hits with Guns deal Bonus Radiation Damage.  Refraction Harlowe and her allies gain Ricochet Chance against Entangled enemies. Critical Hits Double this chance. Ricochets have Reduced Damage.  Excited State Harlowe gains increased Critical Hit Damage. Whenever an enemy is damaged by Harlowe's Action Skill, the next shot on that enemy will be an Automatic Critical Hit.  Accretion Harlowe and her allies gain Lifesteal against Entangled enemies.  Distribution Function Whenever Harlowe's Action Skill damages an enemy, restore a portion of her and all allies' Shield Capacity. If their Shields are full, gain Overshield instead.  Pencils Down While Harlowe's Action Skill is Cooling Down, she grants herself and her allies increased Reload Speed and Fire Rate.  Annihilation Harlowe's Flux Generator occasionally throws Grenades. If Harlowe or her Allies are inside the Flux Generator and have a Grenade equipped, it throws a copy of that Grenade. |
Harlowe Action Skills
CHROMA Accelerator | Fire an Unstable Energy Pocket
|
CHROMA Accelerator - Fire an Unstable Energy Pocket from Harlowe's CHROMA Accelerator. The Unstable Energy Pocket passes through enemies and deals Cryo Damage to all enemies it passes near. Pressing Action Skill causes the Unstable Energy Pocket to explode and deal heavy Radiation Damage in a large area. |
Zero-Point | Place Enemies in Stasis
|
Zero-Point - Press Action Skill to use Harlowe's HALO Accelerator to place an enemy in Stasis for a duration. Enemies immune to Stasis take Damage instead. Pressing Action Skill again causes the enemy in Stasis to be slammed into the ground in the direction Harlowe is facing, and creates a small explosion. Retriggering Stasis has a Cooldown. |
Flux Generator | Protect Allies and Harm Enemies
|
Flux Generator - Harlowe throws her Flux Generator in front of her, which projects an Energy Field, dealing Cryo Damage over time and Entangling enemies. Allies inside the Energy Field gain Overshield. Press Action Skill to pick up your Flux Generator and toss it again. |
Harlowe Gameplay Overview
Entanglement Vault Hunter Trait
Whenever Harlowe uses her Action Skill on enemies, those enemies become Entangled.
Entangled: Entangled enemies share a portion of Gun Damage and Skill Damage with all other Entangled enemies.
Supports the Team With AOE Active Skills
Harlowe comes equipped with 3 AOE active skills that are present in each skill tree. Her active skills can be used to relieve the pressure off the team or be used to buy time for a revive.
With the amount of enemies in Borderlands 4, it is recommended for Harlowe players to regularly use their active skills.
Use Maliwan Submachine Guns
Since elemental weapons fit Harlowe, Maliwan guns can increase her effectiveness. Submachine guns can also synergize with Harlowe's kit as she specializes in afflicting status effects as well.
How to Play Harlowe the Gravitar
| List of Builds | |
|---|---|
| Cosmic Brilliance Leveling Harlowe | Leveling build that focuses on using the Flux Generator. |
| CHROMA Radiation Harlowe | Shortens CHROMA accelerator's cooldown to re-use on bosses. |
| Cryo Stasis Harlowe | Continuously Freeze enemies, dealing damage to them and Overshielding yourself. |
A character's build will heavily affect its optimal playstyle. Pick any of the listed builds above and see how to play them!
Best Builds for Each Vault Hunter
Cosmic Brilliance Leveling Harlowe
The Cosmic Brilliance build is a great choice for leveling up Harlowe. The Flux Generator will be the key to this build as it deals damage in a large AOE while providing shields for you and your allies.
Cosmic Brilliance Leveling Harlowe Build Guide
CHROMA Radiation Harlowe
This CHROMA Harlowe build is designed to farm bosses quickly by shortening the cooldown of Harlowe's CHROMA accelerator. The cooldown is shortened by applying status effects to the boss with the help of the build's passive skills.
CHROMA Radiation Harlowe Build Guide
Cryo Stasis Harlowe
Harlowe uses her Zero-Point Stasis to continuously freeze enemies while protecting her with Lifesteal and Overshields.
Cryo Stasis Harlowe Build Guide
Harlowe Voice Actor
Kimberly Brooks
Harlowe is voiced by Kimberly Brooks, who is known for his works as Angelica Rogner in numerous Legend of Heroes games, Chili Pepper Cookie in Cookie Run: Kingdom, and Kyoka Ochimizu in Persona 4: Dancing All Night.
List of Characters and All Voice Actors
Harlowe Character Biography
The Gravitar
During her time as a Maliwan combat scientist, Harlowe loved to design technology and learn about how things worked, unlike her Traunt relatives who reveled in fighting. After leaving Maliwan and becoming a Vault Hunter, Harlowe now uses her intellect to design even more contraptions for the battefield, making her a force to be reckoned with.
Borderlands 4 Related Guides
List of Characters and All Voice Actors
List of Characters
| Borderlands 4 Characters | |
|---|---|
| Vex | Amon |
| Rafa | Harlowe |
| C4SH | - |
Comment
Author
Harlowe Skill Trees and Voice Actor
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