Discover what happened to NERO

Beat the "Thorax Crunch" Hall of Meat Challenge

30,000 point line

Deal 10,000 damage to enemies

Get 5 kills without dying

Equip a Fully Kitted weapon

75,000 point bail

3 Moveable objects used in a single sequence

Complete all Promotional Films and Photos

Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.

Get hand picked for Shepherd's elite squad.

Help train the local militia.

Defeat 500 enemies as a hero on any Multiplayer map.