Raise a character level to 10.

In a public match, get more than 8K blood points in one scoring category.

Kill 250 zombies using edged melee weapons.

Find 60 collectibles.

Sever 100 limbs.

Complete act 2.

Kill 250 zombies using blunt melee weapons.

Complete act 1.

Drive a total distance of 10 kilometers.

Complete 5 quests in a single co-op game with the same partners.

Join another player's game.

Travel a distance of 20 kilometers on foot.

Kill 25 zombies with your bare fists.