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The following skill tree is for Isabelle Sinclair.

Isabelle is a defensive character that extends a team's survivabilty by leaps and bounds. Her Shattergun controls groups of enemies, freezing them so they can't attack. Then, after a few levels, Izzy learns how to use Med Beacons and can keep the team alive even when everything is going wrong.

Tier 1[]

Skill Description
Firearms Specialist
  • Level 1: Increases magazine size for Harbinger and Prowler by 3, all other firearms by 30%
  • Level 2: Increases weak spot and headshot damage 15% for firearms.
  • Level 3: Increases grenade capacity by 2 and damage radius by 30%.
Reinforced Melantine
  • Level 1: Enemies remain crystallized for 3 seconds longer
  • Level 2: Increased ammo capacity for Shattergun rounds by 30%
  • Level 3: Crystal effect can chain to 2 additional targets
Combat Suit
  • Level 1: Decreases damage 10% while in cover
  • Level 2: Increases health regeneration rate 25%
  • Level 3: Increases maximum health 20%

Tier 2[]

Skill Description
Med Beacon
  • Deploy a Med Beacon that heals and revives agents within its radius
Firearms Expert
  • Level 1: Team firearm damage increased 10% while near a Med Beacon
  • Level 2: Increases damage 15% on Guardian, Dragonfly, and Prowler
  • Level 3: Increases damage 15% on Savager, Daybreaker, and Harbinger.
Med Beacon Upgrade
  • Level 1: Med Beacon heal rate improved 30%
  • Level 2: Med Beacon duration increased by 10 seconds
Overcharge Capacitor
  • Level 1: Shatter kills have a 5% chance of detonating for a critical strike
  • Level 2: Shatter kills have a 10% chance of detonating for a critical strike
  • Level 3: Shatter kills have a 15% chance of detonating for a critical strike

Tier 3[]

Skill Description
Fuse Grenades
  • Grenades become Fuse Grenades, unleashing 1 Fuse tendril upon explosion.
Xenotech Circuitry
  • Level 1: Kills with firearms have a 10% chance to partially recharge Xenotech Ammo
  • Level 2: Kills with firearms have a 20% chance to partially recharge Xenotech Ammo
  • Level 3: Kills with firearms have a 30% chance to partially recharge Xenotech Ammo
Fuse Grenade Upgrade
  • Level 1: Unleashes 2 weaponized Fuse tendrils upon explosions
  • Level 2: Unleashes 3 Fuse tendrils upon explosions
Medic Overcharge Amp
  • Level 1: Each heal or revive of an agent adds 2% chance of a critical strike on your next shatter
  • Level 2: Each heal or revive of an agent adds 4% chance of a critical strike on your next shatter
  • Level 3: Each heal or revive of an agent adds 6% chance of a critical strike on your next shatter

Tier 4[]

Skill Description
Fusion
  • Unlocks Fusion Ability. Activating Fusion enables invincibility and unlimited Xenotech ammo for a limited time.
Firearms Master
  • Level 1: Increases damage 15% on Guardian, Dragonfly, and Prowler
  • Level 2: Increases damage 15% on Savager, Daybreaker, and Harbinger
Fusion Upgrade
  • Level 1: Revive team to full health and unlimited Xenotech ammo for 10 seconds
  • Level 2: Fusion enables 100% critical strikes with Shatter kills
Reserve Fusion Cells
  • Level 1: Increases Fusion duration 2 seconds and rate of Fusion gain by 10%
  • Level 2: Increases Fusion duration 4 seconds and rate of Fusion gain by 20%
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