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