Kill 150 orcs
Unlock all other trophies
Collect 32 ammo boxes
Kill 250 zombies
Kill 66 reapers
Beat the Small Town level
Collect 18 ammo boxes
Beat the City level
Kill 100 zombies
Kill 25 reapers
Kill 50 orcs
Beat the Pirate Bay level
Collect 6 ammo boxes
Kill 25 zombies
Kill 10 orcs
Kill 5 reapers