Kill 50 Necromorphs while they are in Stasis (single player only)

Carried out a trade.

Cleared all hunting quests.

Played using all of the rules in VERSUS OPS.

Threw a chaff grenade at ZEKE (single player only).

Complete all Snake Tales

Get the bandana

Tranquilize 100 enemies

Shoot 10 enemy radios

Disorient an enemy with a cloud of smoke from a fire extinguisher

Read all of Paz's diary.

Defeated all AI weapons.

Cleared all MAIN OPS missions at Rank S.