Harlowe
Updated: Sep 17, 2025
Group Study

Harlowe Skill
Group Study

  • Game
    Borderlands 4
  • Class
    Harlowe
    Harlowe
  • Skill Tree
    Cosmic Brilliance
  • Skill Type
    Capstone
  • Skill Tier
    25
  • Max Points
    1
    1 ➜ 1
  • Armor Boost

Group StudySkill Info

Group Study

Group Study

Tier: 25
Max Points: 1

Harlowe spawns a HALO Sidekick for each ally instead of her Flux Generator.
HALO Sidekicks automatically fly to each ally and hover near them, granting increased Gun Damage, Fire Rate, and Reload Speed.
Action Skill Retrigger: Overload Harlowe's HALO Sidekicks to increase their effects. This effect stacks.
While Overloaded, Harlowe's Action Skill Duration drains faster.

Gun Damage: +25% /activation
Fire Rate : +10% /activation
Reload Speed: +10% /activation
Duration Rate: +25% /activation
Action Skill Duration: 28s
Action Skill Cooldown: 32s

Skill descriptions were adjusted to reflect their real effect.
Capstone

Group Study - Advanced Details

Group StudyBoosting Class Mods

No Class Mod adds points to Group Study.

Harlowe's other Capstones

Potential Transference

Potential Transference

Tier: 25
Max Points: 1

Capstone

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.

Burst Damage: 7,138
Health Restore: 1,472
Charges: 3
Action Skill Duration: 22s
Action Skill Cooldown: 52s

Violent Horizon

Violent Horizon

Tier: 25
Max Points: 1

Capstone

Harlowe's Flux Generator occasionally shoots Radiation Projectiles at nearby enemies outside of its radius.
If these Projectiles Irradiate an enemy, the Flux Generator then drags them within its radius.
Retrigger: Harlowe's Flux Generator creates a Singularity burst that drags in nearby enemies and increases Action Skill Damage.

Damage: 3,569
Action Skill Damage: +10% per Retrigger
Action Skill Duration: 25s
Action Skill Cooldown: 60s
Retrigger Cooldown: 3s

Group Study

Group Study

Tier: 25
Max Points: 1

Capstone

Harlowe spawns a HALO Sidekick for each ally instead of her Flux Generator.
HALO Sidekicks automatically fly to each ally and hover near them, granting increased Gun Damage, Fire Rate, and Reload Speed.
Action Skill Retrigger: Overload Harlowe's HALO Sidekicks to increase their effects. This effect stacks.
While Overloaded, Harlowe's Action Skill Duration drains faster.

Gun Damage: +25% /activation
Fire Rate : +10% /activation
Reload Speed: +10% /activation
Duration Rate: +25% /activation
Action Skill Duration: 28s
Action Skill Cooldown: 32s

Falling Bodies

Falling Bodies

Tier: 25
Max Points: 1

Capstone

Pressing Action Skill places an additional enemy in Stasis at the cost of Action Skill Duration.
When Stasis ends, automatically Slam all enemies straight down.

Duration Cost: 4s
Action Skill Duration: 14s
Action Skill Cooldown: 45s

Ground State

Ground State

Tier: 25
Max Points: 1

Capstone

Every time Harlowe Slams an enemy, gain increased Slam Damage and Slam Damage Radius.
Enemies in Stasis take Decreased Damage.
Press Action Skill to Slam all enemies in Stasis straight down.

Slam Damage: +30% per Slam
Slam Radius: +30% per Slam
Action Skill Cooldown: 35s
Action Skill Duration: 14s

Cold Plunge

Cold Plunge

Tier: 25
Max Points: 1

Capstone

Whenever Harlowe Slams an enemy, create a Singularity on that enemy, followed by a Cryo Explosion.

Cryo Nova Damage: 2,668
Action Skill Duration: 10s
Action Skill Cooldown: 40s

Q-Ball

Q-Ball

Tier: 25
Max Points: 1

Capstone

Harlowe's Unstable Energy Pocket bounces as it travels and can no longer be manually detonated.
Each time it bounces, it creates a Radiation Explosion.
Whenever it strikes an enemy, it changes direction and bounces towards another enemy.

Action Skill Cooldown: 38s
Action Skill Duration: 16s
Maximum Bounces: 10

The Shattering Light

The Shattering Light

Tier: 25
Max Points: 1

Capstone

CHROMA Accelerator gains Charges as Harlowe keeps it readied for the Duration of CHROMA Accelerator or until all Charges are used.
Holding the Action Skill ends The Shattering Light early and refunds a portion of the Cooldown for every Charge remaining.
Press Action Skill: Fire a fast-moving Unstable Energy Pocket, consuming a Charge.

Charges: 5
Detonation Damage: 4,461
Action Skill Duration: 21s
Action Skill Cooldown: 50s

Demon Core

Demon Core

Tier: 25
Max Points: 1

Capstone

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.

Radiation Dart Damage: 4,461
Action Skill Cooldown: 42s

Group StudyAlternative passive skills

Potential Transference

Potential Transference

Tier: 25
Max Points: 1

Capstone

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.

Burst Damage: 7,138
Health Restore: 1,472
Charges: 3
Action Skill Duration: 22s
Action Skill Cooldown: 52s

Violent Horizon

Violent Horizon

Tier: 25
Max Points: 1

Capstone

Harlowe's Flux Generator occasionally shoots Radiation Projectiles at nearby enemies outside of its radius.
If these Projectiles Irradiate an enemy, the Flux Generator then drags them within its radius.
Retrigger: Harlowe's Flux Generator creates a Singularity burst that drags in nearby enemies and increases Action Skill Damage.

Damage: 3,569
Action Skill Damage: +10% per Retrigger
Action Skill Duration: 25s
Action Skill Cooldown: 60s
Retrigger Cooldown: 3s

Group Study

Group Study

Tier: 25
Max Points: 1

Capstone

Harlowe spawns a HALO Sidekick for each ally instead of her Flux Generator.
HALO Sidekicks automatically fly to each ally and hover near them, granting increased Gun Damage, Fire Rate, and Reload Speed.
Action Skill Retrigger: Overload Harlowe's HALO Sidekicks to increase their effects. This effect stacks.
While Overloaded, Harlowe's Action Skill Duration drains faster.

Gun Damage: +25% /activation
Fire Rate : +10% /activation
Reload Speed: +10% /activation
Duration Rate: +25% /activation
Action Skill Duration: 28s
Action Skill Cooldown: 32s