Join another player's game.

Use a hammer to kill a series of 15 zombies without taking damage.

Set 10 zombies on fire simultaneously.

Find 60 collectibles.

Reach level 25.

Use a large medkit to heal an injury of 5% or less.

Kill 10 zombies in a row with headshots.

Kill 5 Infected in a row with a single blow.

Kill a Suicider with a grenade.

Create weapons to rival the gods of fire or thunder.

Drive a total distance of 10 kilometers.

Reach level 10.