Armored Core 6

All Boss Walkthroughs

All Boss Walkthroughs Banner AC6

This is a list of all bosses in Armored Core 6. Check here for information on how to defeat each boss and recommended builds. If you're struggling with tough bosses, be sure to use this as a reference.

List of Boss Strategies

Chapter 1 Bosses

Boss Difficulty/Strategy
Helicopter AH12 HC Helicopter Difficulty: ★★★★☆
Chapter 1 - "Illegal Entry"
- Take position directly beneath the helicopter
- Perform close-range attacks in sync with its movements!
Tester AC AC Tester Pilot Difficulty: ★☆☆☆☆
Chapter 1 - "Destroy the Tester AC"
- Learn Quick Boost to lock on faster
- Be cautious of close-range attacks
Index Danam Index Durham Difficulty: ★☆☆☆☆
Chapter 1 - "Attack the Dam Complex"
- Leave the frontlines to your allies and support from the rear
Juggernaut HA-T-102 Juggernaut Difficulty: ★★★☆☆
Chapter 1 - "Operation Wallclimber"
- Equip Plasma Missiles and Bazookas
- Take to the skies and fight from there
Sulla Button Sulla Difficulty: ★★★☆☆
Chapter 1 - "Attack the Watchpoint"
- Use cover to maneuver
- Avoid close-quarters combat!
Valteus AA P07 Balteus Difficulty: ★★★★★
Chapter 1 - "Attack the Watchpoint"
- A boss that will make you despair
- Build your AC appropriately before the battle

Chapter 2 Bosses

Boss Difficulty/Strategy
Mad Stomp Mad Stamp Difficulty: ★☆☆☆☆
Chapter 2 - "Infiltrate Grid 086"
- Keep your distance and you'll be safe
- Watch out for his chainsaw
Ronin EC-0804 Smart Cleaner Difficulty: ★★★★☆
Chapter 2 - "Infiltrate Grid 086"
- Use hover legs and strike it from above
- Only 2 weak points can be attacked
Spider R2 IA-13 Sea Spider Difficulty: ★★★★☆
Chapter 2 - "Ocean Crossing"
- Equip legs that will let you fire your cannons while on the move

Chapter 3 Bosses

Boss Difficulty/Strategy
EX-Helicopter AAS03: Ekdromoi Difficulty: ★ ☆☆☆☆
Chapter 3 - "Attack the Refueling Base"
- Defeat them one at a time
- Try to corner them
Labyrinth PCA Warrant Officer Difficulty: ★★★★ ☆
Chapter 3 - "Eliminate the Enforcement Squad"
- Equip a pulse gun to get rid of its shield quickly
Lao Ruler Cataphract Difficulty: ★★ ☆☆☆
Chapter 3 - "estroy the Special Forces Craft"
- You can only hit it from the front
- Equip shotguns or Gatling guns
Urchin PCA Captain & PCA 1st Lieutenant Difficulty: ★★ ☆☆☆
Chapter 3 - "Attack the Old Spaceport"
- 2-on-2 fight with V.IV Rusty at your side
- Take out the flying HC first
Thermo Ruler “Honest” Brute Difficulty: ★★ ☆☆☆
Chapter 3 - "Eliminate ‘Honest’ Brute"
- Keep your distance while firing
- Boss has a flamethrower, so be careful
Rhinoceros ??? Difficulty: ★★★ ☆☆
Chapter 3 - "Defend the Old Spaceport"
- Equip light tank treads and Gatling guns to make this an easy fight
Carbon Shroud IA-02 Ice Worm Difficulty: ★★☆☆☆
Chapter 3 - "Destroy the Ice Worm"
- Equip hover legs to stay in the air and avoid its ground attacks

Chapter 4 Bosses

Boss Difficulty/Strategy
Enforcer AAP03 Enforcer Difficulty: ★★★★ ☆
Chapter 4 - Underground Exploration: Depth 2"
- Equip light tank treads
- Use grenade cannons to stagger, before shooting with Gatling guns
Ephemera IAC01 Ephemera Difficulty: ★★★ ☆☆
Chapter 4 - "Underground Exploration: Depth 3"
- Use shotguns and stun needle launchers to take it out quickly
- You need to kill it within 2 minutes
G1 Michigan G1 Michigan Difficulty: ★★☆☆☆
Chapter 4 - "Intercept the Redguns"
- Dual-wield laser pistols and grenade cannons
Hawkins Pater V.V Hawkins & V.VIII Pater Difficulty: ★★☆☆☆
Chapter 4 - "Ambush the Vespers"
- Focus on one enemy at a time
- Keep your partner alive; this is a 2v2 fight
Maeterinck V.VI Maeterinck & G3 Wu Huahai Difficulty: ★★☆☆☆
Chapter 4 - "Reach the Coral Convergence"
- Save Maeterinck for last
- Try using the other enemies around the area to keep these bosses busy
Ibis IB-01 CEL 240 "Ibis Series" Difficulty: ★★★★★
Chapter 4 - "Reach the Coral Convergence"
- Use light treads
- Shotguns and stun needle launchers will make short work of it

Chapter 5 Bosses

Intercept the Corporate Forces Branch Route

Boss Difficulty/Strategy
Archibas Main HC AA22 Heavy Cavalry Difficulty: ★★☆☆☆
Chapter 5 - "Intercept the Corporate Forces" (Branch)
- The opening presents an opportunity for attack
- Aim for openings after evading its close-range attacks
Freud V.I Freud Difficulty: ★★☆☆☆
Chapter 5 - "Intercept the Corporate Forces" (Branch)
- Use light tank treads
- Easy to stagger
Rusty V.IV Rusty Difficulty: ★★★☆☆
Chapter 5 - "Breach the Karman Line" (Branch)
- You can attack him after dodging his melee attack
- Keep flying around to have a height advantage, then attack
Final Boss Final Boss Difficulty: ★★★★★
Chapter 5 - "Shut Down the Closure Satellites" (Branch)
- You can attack her after dodging her melee attacks
- Be cautious of her second form's attacks and learn to evade!

Mission Sinder Kara Elimination Branch Route

Boss Difficulty/Strategy
Sinder Kara “Cinder” Carla & “Chatty” Stick Difficulty: ★★★☆☆
Chapter 5 - "Eliminate ‘Cinder’ Carla" (Branch)
- Dual-boss battle
- Opt for a high-mobility AC build to evade the bullet barrage
Snail AAP07A Arquebus Balteus / V.II Snail Difficulty: ★★★★☆
Chapter 5 - "Destroy the Drive Block" (Branch)
- Easy to stagger
- Avoid his major attacks
Final BossFinal Boss Difficulty: ★★★★☆
Chapter 5 - "Bring Down the Xylem" (Branch)
- Use Quick Boost frequently, but don't run out of EN either
- Easy to stagger

▼Hidden boss from the 3rd playthrough and beyond can be found here (Jump to the section below)

Bosses Exclusive to the 2nd Playthrough and Beyond

Boss Difficulty/Strategy
Volta and Igwass G5 Iguazu & G4 Volta Difficulty: ★★★☆☆
Chapter 1 - "Attack the Dam Complex" (Depending on your choices)
- Isolate one before killing the other
- Use the terrain to your advantage
King and Chartreuse King and Chartreuse Difficulty: ★★☆☆☆
Chapter 3 - "Defend the Dam Complex"
- They'll join the battle if you take too long
- They are not individually strong, so take them out one by one
Flatwell and Rusty V.IV Rusty & Middle Flatwell Difficulty: ★★☆☆☆
Chapter 4 - "Unknown Territory Survey" (Alternative)
- Flatwell will join mid-battle
- Focus on defeating Rusty first, who can't repair himself

Bosses Exclusive to the 3rd Playthrough and Beyond

Boss Difficulty/Strategy
Nile G2 Nile Difficulty: ★☆☆☆☆
Chapter 1 - "Prisoner Rescue"
- Pay attention to the durability of the helicopter you're escorting during the boss battle
Sam Dormalyan Thumb Dolmayan Difficulty: ★★☆☆☆
Chapter 3 - "Surveying the Uninhabited Floating City" (Alternative)
- Watch out for incendiary rounds
- Focus on offensive capabilities for this battle
Igwass G5 Iguazu Difficulty: ★★☆☆☆
Chapter 2 - "Stop the Secret Data Breach"
- Take him out while he's busy with the intruders that will suddenly appear in the middle of the battle
Cold Call Coldcall Difficulty: ★★☆☆☆
Chapter 3 - "Underground Exploration: Depth 2" (Alternative)
- Beware of his laser shotgun
- You can overpower this boss with brute force
V.III Okief V.III O’Keeffe Difficulty: ★★★☆☆
Chapter 4 - "Eliminate V.III"
- Descend to the lowest level for the battle
- Use a lot of missiles to make this an easy fight
V.II Snail and G5 Igwass V.II Snail & G5 Iguazu Difficulty: ★★★☆☆
Chapter 4 - "Reach the Coral Convergence"
- Use tank treads and Gatling guns
- Be careful of Snail's melee attacks
V.III Paiter V.VIII Pater Difficulty: ★★☆☆☆
Chapter 5 - "MIA"
- Focus on evading his missiles
- Use close-range melee attacks to defeat him
Hidden Boss Secret Boss Difficulty: ★★★★☆
Chapter 5 - "Coral Release"
- Essentially two back-to-back battles with multiple enemies
- Stun needle launchers are invaluable in this fight

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