Complete All Roads Lead To Hell! on any difficulty.

Change your characters appearance, such as with a hat or costume.

Finish a level with 5 or less zombies resurrecting.

Complete Meat Locker on any difficulty.

Kill a friend who has resurrected as a zombie.

You have freed yourself from the bonds.

Complete Tier 2 in Scramble

You have caught the runaway train!

You have lit more than 4 matches.

You have found the baroness' purse.

Change a character skin.

Used Route Building for the first time.

Complete The Final Test in the Prologue.