Cook
Complete a stage with full life
Noob
Complete the game dying more than 40 times
Rambo
Use all the weapons
Team
Play with all characters
Grenade
Throw 100 grenades (2nd weapon)
Boom
Throw 500 grenades (2nd weapon)
Need Power
Pick up 500 power ups
Call a friend
Complete the game in multiplayer (local or online)
Big One
Reach a score of 5 000 000
Lonly Wolf
Complete the game in "Lonly Wolf"
Team Battle
Complete the game in "Team Battle"
Immortal
Complete a stage without dying ( "Lonly Wolf" )
Killer
Kill 500 soldiers
Butcher
Kill 1000 soldiers
Super Gamer
Complete the game using less than 10 credits