Other Games
Abandoned Factory
Survive the first campaign level.
Achievement
Town Square
Survive the second campaign level.
Achievement
Laboratory Basement
Survive the third campaign level.
Achievement
Observatory
Survive the fourth campaign level.
Achievement
Storm Drain
Survive the fifth campaign level.
Achievement
Reservoir
Survive the sixth campaign level.
Achievement
Bridge
Survive the seventh campaign level.
Achievement
Sangamon Forest
Survive the eight campaign level.
Achievement
Peoria Caverns
Survive the ninth campaign level.
Achievement
Radio Tower
Survive the final campaign level.
Achievement
C-Note
Kill 100 enemies.
Achievement
G-Note
Kill 1000 enemies.
Achievement
Quad Damage
Kill four enemies at once with an explosive.
Achievement
I Like The Night Life, Baby
Finish a nighttime campaign level without turning on the flashlight.
Achievement
Smile, You Son of a...
Blow the head off of something large and toothy.
Achievement
Tubthumping
Survive ten waves in a survival map.
Achievement
To The Teeth
Acquire all guns and upgrades in campaign mode.
Achievement
Overkill
Acquire all guns and upgrades in a survival game.
Achievement
Fireworks Factory
Acquire 200 throwables in campaign mode.
Achievement
Ammo Conservation
Survive a nighttime campaign level using only the knife.
Achievement