Kill 1,000 zombies.
Spend $100,000 in the pawnshop.
Save all the survivors in Still Creek.
Build all available combo weapons.
Escape Still Creek with Katey.
Defeat Jed the Mechanic.
Rebuild the bike.
Unlock all the doors in Still Creek.
Find and return a bike part.
Purchase a clue from Dick, the pawnshop owner.
Kill 100 zombies.
Build a combo weapon.