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