Annual |
After the date 9/25/2008 beat the level Halo on legendary difficulty with everyone in ghosts and the Iron skull on. |
Lightswitch |
Earn the rank of Lieutenant in any playlist. |
7 on the 7th |
Earn 7 exp on the 7th day of the month. |
Brainpan |
Find all of the hidden skulls on all of the Mythic Maps. |
Classic |
Go through an entire level without firing a singe shot on legendary difficulty, Single Player |
Deja Vu |
Beat the level Coastal Highway 4 player co-op without any one getting into the hog or scorpion on legendary difficulty with Iron skull on. |
Endure |
Pass the 4th set in Firefight with 4 player live co-op. |
