Complete the indicated task to unlock the corresponding Mutator.
| Mutator | How to unlock
|
|---|
| Big Explosions | Earn the Hail Mary ribbon 100 times.
|
| Big Head | Earn the Gold Horder medal in Horde mode.
|
| Comet | Earn the Gold Shock Trooper medal in Versus mode.
|
| Enemy Regeneration | Earn the Silver Afficianado medal in Arcade mode.
|
| Flower Blood | Earn the Silver King of Cog medal in Arcade mode.
|
| Friendly Fire | Complete Co-op Campaign mode with four players.
|
| Infinite Ammo | Earn the Combat Engineer ribbon 100 times in Horde mode.
|
| Instagib Melee | Play as a Wretch and score 200 kills in Beast mode.
|
| Laugh Track | Earn the Bronze Tour Of Duty, For The Horde, I'm A Beast, and Warmonger medals.
|
| Must Active Reload | Earn the Silver Active Reloader medal.
|
| Pinata | Earn the Gold Investor medal in Beast mode.
|
| Super Reload | Earn the Bronze Master at Arms medal in Versus mode.
|
| Vampire | Earn the Executioner ribbon 100 times in Versus mode.
|
