Get 14 kills with an Automatic Loadout Weapon in a single match.
Earn 20 Multikill medals.
Complete Requiem solo on Legendary difficulty.
Complete any Campaign Mission on Heroic or higher difficulty with the Tilt skull.
Kill 60 Elites.
Kill 10 Hunters.
Kill every member of the opposing team at least once in a match.
Win 10 matchmaking Dominion matches.
Win 50 matchmaking War Games matches.