Ogryn
5-8% toughness on Chained Hit.
5-8% Strength for 4.5s on Kill. Stacks 5 times.
Your Grenades stick to Ogryns and Monstrosities. 6-15% Damage vs Ogryns and Monstrosities
20-35% Toughness on Elite Kill.
One shot cleave the gunners with your pickaxe, for Reapers switch to your Rumbler and just stick there Nade launcher on any part of the body to kill any reapers close to the detonation, the toughness on Elite kill will regen your toughness and it’s a one shot kill.