Use every type of melee weapon on a zombie.
Play and win in all 9 TIR events.
Give your bike a custom paint job.
Kill 1,000 zombies barehanded.
Kill 72,000 zombies.
Kill 53,596 zombies.
Kill 1,000 "special" zombies.
Kill 5,000 zombies.
Collect all survivor combo cards.
Collect all combo cards.
Spend $6,000,000 in Fortune City.
Smash 100 zombies using the Smash skill move.
Save 50 survivors.
Use every type of novelty weapon on a zombie.
Change into all the clothes in the game.
Change into 10 different pieces of clothing.
Fill all entries in the notebook.
Collect all combo cards hidden in Fortune City.
Spraypaint all Zombrex posters.
Complete Overtime Mode.
Complete The Facts.
Solve all case files in Co-op.
Enter all the stores in the game.
Reach level 50.
Give Katey every possible gift.
Eat all types of food in the game.
Escort 8 survivors at once.
Tame Snowflake.
Finish in first place in a TIR episode.
Come in first place in a single TIR event.
Use every type of firearm on a zombie.
Stick it to a zombie by covering him in weapons and objects!
Use every type of ranged weapon on a zombie.
Use every type of explosive on a zombie.
Create all combo weapons.
Kill 1,000 zombies while riding a motorcycle.
Continue playing to unlock this secret achievement.
Create and consume all mixed drinks in the game.
Mix a drink.
Have 10 zombies with masks on at once.
Collect all combo cards from psychopaths.
Collect 25 combo cards.
Give Katey a gift.
Reach level 25.
Defeat 10 psychopaths.
Defeat 5 psychopaths.
Revive another player in Co-op.
Kill 500 zombies.
Save 10 survivors.
Create a combo weapon.
