Cunning is Zer0's second skill tree, of three. The Cunning tree focuses on improving Decepti0n, and abilities that benefit both ranged and melee combat. His other skill trees are Bloodshed and Sniping.
- Fast Hands - Increases Reload Speed and Weapon swap speed.
- C0unter Strike - Increases melee damage when injured.
- Fearless - Increases Weapon Fire Rate and Damage when shields are depleted.
- Ambush - Increases damage when attacking enemies from behind.
- Rising Sh0t - Increases Damage with each successful ranged or melee attack.
- Death Mark - Increases melee damage and marked targets take additional damage.
- Unf0rseen - Causes Deceptions holographic decoy to explode when Zer0 uncloaks.
- Innervate - Increases Gun Damage, Movement Speed and Regenerates health while Deception is active.
- Tw0 Fang - Increases the chance to shoot a bullet twice while firing.
- Death Bl0ss0m - Action Skill Augment. Be able to throw Kunai knives.