Fuse
AssaultLevel 2 Upgrades
Community ChoicePyro Techniques
50%The Motherlode leaves behind large patches of fire for 8 seconds after the bombs explode.
Community ChoiceReignition
50%Dealing explosive damage to enemies recharges your Ultimate (every 3 damage dealt reduces its cooldown by 1 second).
Level 3 Upgrades
Community ChoiceBig Bang
100%Knuckle Cluster's explosions cover a 50% larger area.

Sticky Bomb
0%Knuckle Cluster's initial projectile is 25% larger and sticks to enemies. Every 7 hits on an enemy reduces Knuckle Cluster's cooldown by 1 second.