EPISODE ONE
Complete Episode 1 on 'Hurt Me Plenty' or higher
25 ✓ March 14th, 2008
EPISODE TWO
Complete Episode 2 on 'Hurt Me Plenty' or higher.
25 ✓ January 1st, 1753
EPISODE THREE
Complete Episode 3 on 'Hurt Me Plenty' or higher
25 ✓ August 11th, 2008
EPISODE FOUR
Complete Episode 4 on 'Hurt Me Plenty' or higher
25 ✓ September 2nd, 2008
NEOPHYTE
Complete any level
20 ✓ March 14th, 2008
NIGHTMARE
Win a Nightmare level in single player
10 ✓ March 14th, 2008
SCOUT
Find a secret area of a map
5 ✓ March 14th, 2008
HOARDER
Find all items in level
5 ✓ January 1st, 1753
CLEAN SLATE
Kill all monsters in level on 'Hurt Me Plenty' or higher
5 ✓ March 14th, 2008
RAMPAGE
Complete all levels on UltraViolent mode
35 
DESTROYER
Get 100 kills on Xbox Live
10 
ROOKIE
Get 50 kills on Xbox Live
10