| Icon
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Name
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Requirement
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Credit Reward
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Date
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| Weekly Challenges
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Legendary Friends
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Complete any Campaign mission on Legendary in co-op mode.
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2500 cR
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January 10-16, 2011
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Dedication/Time
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Complete 16 Daily Challenges this week.
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16000 cR
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January 3-9, 2011
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This Is How We Do It
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Complete 9 Campaign missions on Heroic.
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10000 cR
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December 27, 2010-January 2, 2011
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| Daily Challenges
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Gunslinger
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Kill 75 enemies in multiplayer Matchmaking.
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1250 cR
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January 14, 2011
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A Great Friend
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Earn 30 assists today in multiplayer Matchmaking.
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2000 cR
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January 14, 2011
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Double Nickels
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Earn 2 Killing Sprees in a multiplayer Matchmaking game.
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1500 cR
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January 14, 2011
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The Love of the Game
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Complete 17 games in multiplayer Matchmaking.
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2500 cR
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January 14, 2011
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One Spartan Army
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Kill 400 enemies in Firefight Matchmaking.
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2000 cR
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January 13, 2011
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Be Their Huckleberry
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Kill 40 enemies in Firefight Matchmaking with the pistol.
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1800 cR
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January 13, 2011
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Going Outpost-al
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Kill 100 enemies on Outpost on Heroic in Firefight Matchmaking.
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1600 cR
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January 13, 2011
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Bulletproof
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Complete 1 Rounds in a Firefight Matchmaking game without dying.
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1450 cR
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January 13, 2011
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More than a Handful
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Kill 77 enemies in multiplayer Matchmaking.
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1750 cR
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January 12, 2011
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On Tilt
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Complete a Campaign mission on Heroic or harder with the Tilt Skull on.
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1500 cR
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January 12, 2011
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... Got a Triple Double
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Earn 3 Double Kills in the same match in Multiplayer Matchmaking.
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1500 cR
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January 12, 2011
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Oops! All Kills
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Earn 7 Multikills in multiplayer Matchmaking.
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777 cR
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January 12, 2011
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Shootin' and Lootin'
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Kill 150 enemies in any game mode in Reach.
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1500 cR
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January 11, 2011
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Survivor
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Earn 7 Sprees in a Firefight Matchmaking game.
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1200 cR
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January 11, 2011
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Put Your Quarter Up
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Complete 10 games in multiplayer Matchmaking.
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2000 cR
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January 11, 2011
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Close Talking
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Earn 40 kills with close quarters combat in multiplayer Matchmaking.
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1600 cR
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January 11, 2011
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Blastin' and Relaxin'
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Kill 180 enemies in any game mode in Reach.
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2000 cR
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January 10, 2011
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A Friend in Need
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Earn 10 assists in Firefight Matchmaking.
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2000 cR
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January 10, 2011
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Return of the Mack
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Kill 50 Elites in Campaign today on Normal or harder.
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3000 cR
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January 10, 2011
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Headshot Honcho
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Kill 9 enemies with headshots in a multiplayer Matchmaking game.
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1700 cR
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January 10, 2011
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Shootin' and Lootin'
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Kill 250 enemies in any game mode in Reach.
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2500 cR
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January 9, 2011
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Office of Not Dying
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Complete ONI on Legendary without dying.
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4000 cR
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January 9, 2011
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J.H. Death Machine
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Kill 20 enemies in Firefight Matchmaking with the Grenade Launcher.
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1500 cR
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January 9, 2011
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Heroic Holdout
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Kill 50 enemies on Holdout on Heroic in Firefight Matchmaking.
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1000 cR
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January 9, 2011
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One Spartan Army
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Kill 400 enemies in Firefight Matchmaking.
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2000 cR
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January 8, 2011
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Short, Controlled Bursts
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Kill 100 enemies with automatic weapons in the Campaign today.
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1500 cR
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January 8, 2011
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Roast 'em, Toast 'em
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Kill 10 enemies while jet-packing in Exodus on Normal.
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1200 cR
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January 8, 2011
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Vengeance Found
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Earn your 'Revenge' in a multiplayer Matchmaking game.
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1150 cR
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January 8, 2011
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Gunslinger
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Kill 100 enemies in multiplayer Matchmaking.
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1000 cR
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January 7, 2011
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I Need Some Ammo
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Complete a Campaign mission on Heroic or harder with the Famine Skull on.
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2000 cR
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January 7, 2011
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Orbital Assists
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Kill 20 enemies using the Target Designator in Firefight Matchmaking.
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1750 cR
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January 7, 2011
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Double Double
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Earn 2 Double Kills in the same match in Multiplayer Matchmaking.
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1350 cR
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January 7, 2011
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One Spartan Army
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Kill 400 enemies in Firefight Matchmaking.
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2000 cR
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January 6, 2011
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Shootin' and Lootin'
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Kill 250 enemies in any game mode in Reach.
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2500 cR
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January 6, 2011
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A Satisfied Thirst
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Kill 100 Grunts in Firefight Matchmaking.
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1500 cR
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January 6, 2011
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That Pink Mist
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Kill 20 enemies with a Supercombine from the Needler or Needle Rifle in Firefight Matchmaking.
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1650 cR
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January 6, 2011
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Secondary Fire
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Earn 25 assists today in multiplayer Matchmaking.
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4000 cR
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January 5, 2011
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More than a Handful
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Kill 125 enemies in multiplayer Matchmaking.
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1250 cR
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January 5, 2011
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Light Fuse, Run Away
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Kill 4 enemies with grenades in a multiplayer Matchmaking game.
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1000 cR
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January 5, 2011
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Go Right Ahead Folks
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Earn a First Strike in a multiplayer Matchmaking game.
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1250 cR
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January 5, 2011
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Gunslinger
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Kill 100 enemies in multiplayer Matchmaking.
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1000 cR
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January 4, 2011
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A Great Friend
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Earn 15 assists today in multiplayer Matchmaking.
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2000 cR
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January 4, 2011
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The Little Guys
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Kill 200 Grunts in Campaign today on Normal or harder.
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2000 cR
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January 4, 2011
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Heroic Demon
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Kill 30 Elites in Firefight Matchmaking on Heroic or harder.
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1500 cR
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January 4, 2011
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Fire When Ready
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Kill 50 enemies in multiplayer Matchmaking
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1000 cR
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January 3, 2011
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A Great Friend
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Earn 15 assists today in multiplayer Matchmaking.
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2000 cR
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January 3, 2011
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There Are Many Like...
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Kill 50 enemies with precision weapons in the Campaign today.
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1000 cR
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January 3, 2011
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Roast 'em, Toast 'em
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Kill 10 enemies while jet-packing in Exodus on Normal.
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1200 cR
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January 3, 2011
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More than a Handful
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Kill 125 enemies in multiplayer Matchmaking.
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1250 cR
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January 2, 2011
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Where There's Smoke...
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Kill 50 enemies in Firefight Matchmaking.
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1000 cR
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January 2, 2011
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The T.G. Opposition
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Kill 20 enemies in Firefight Matchmaking with the Shotgun.
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1300 cR
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January 2, 2011
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I'm Rubber, You're Glue
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Earn 1 sticky grenade Kills in a multiplayer Matchmaking game.
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1200 cR
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January 2, 2011
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There Are Many Like...
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Kill 100 enemies with precision weapons in the Campaign today.
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1000 cR
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January 1, 2011
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Short, Controlled Bursts
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Kill 50 enemies with automatic weapons in the Campaign today.
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1000 cR
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January 1, 2011
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Above the Law
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Complete a Round in Firefight Matchmaking without dying.
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2500 cR
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January 1, 2011
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Un, Deux, Trois
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Win 3 games in multiplayer Matchmaking.
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1300 cR
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January 1, 2011
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