borderlands

Neutron Decay is a passive skill on the root branch of Harlowe's Cosmic Brilliance skill tree in Borderlands 4.

Effects

Whenever Harlowe irradiates an enemy, she gains increased Gun Damage. This effect can stack.

Rank 1 2 3 4 5
Gun Damage
per Stack
+2% +4% +6% +8% +10%
Rank 6 7 8 9 10
Gun Damage
per Stack
+12% +14% +16% +18% +20%

Class Mods

These class mods can give bonus skill points to Neutron Decay: