| Achievement | How to unlock
|
|---|
| Bruno The All-seeing Killer | Kill 100 Bruno The All-seeing.
|
| Chainsaw Hewett Killer | Kill 300 Chainsaw Hewitt.
|
| Complete Hard Mode | Complete Hard Mode.
|
| Complete Normal Mode | Complete Normal Mode.
|
| Dan Goldquiff Killer | Kill 50 Dan Goldquiff.
|
| Franken-Ken Killer | Kill 100 Franken-Ken.
|
| Hypno-Jello Killer | Kill 200 Hypno-Jello.
|
| Jiang Shi Foo Hunter | Kill 300 Jiang Shi Foo.
|
| Kappa Boy Killer | Kill 50 Kappy Boy.
|
| Luscious Livvy Killer | Kill 30 Luscious Livvy.
|
| Mummy's boy Mike Killer | Kill 300 Mummy's boy Mike.
|
| Rabid Ron Killer | Kill 300 Rabid Ron.
|
| Roger Rattlebone Killer | Kill 300 Roger Rattlebone.
|
| Saucerrr-er Killer | Kill 30 Saucerrr'er.
|
| Schiz BellyAche & Chill Killer | Kill 200 Schiz, BellyAche & Chill.
|
| T.N.T. Killer | Kill 200 Trouble, Nuisance & Trickery.
|
| The Iron Duke Killer | Kill 30 The Iron Duke.
|
| Uncle Bazooka-Bones Killer | Kill 100 Uncle Bazooka-Bones.
|
| Venom Killer | Kill 100 Venom.
|
| Vince Vampilot Hunter | Kill 30 Vince Vampilot.
|
| Weedy Killer | Kill 100 Weedy.
|
| Zombie Frank Killer | Kill 200 Zombie Frank.
|