Play 10 Multiplayer games as Space Marine and 10 Multiplayer games as Chaos Marine.

Get a Multiplayer character to Lvl 10.

Kill 500 enemies using Ranged weapons.

Retrieve the Power Source.

Kill 75 enemies using Executions.

Get 100 Headshots.

Multi-kill -- 2 enemies with 1 Stalker-Pattern bolter shot.

Multi-kill -- 5 enemies with 1 Frag grenade.

Kill 100 enemies.

Save 5 people besieged by zombies.

Kill a zombie with 10 different melee weapons.

Kill 50 zombies using a vehicle.

Create a customized weapon.