Game Achievements:

• 2 Bugs are Better Than 1 - Win a Skirmish Game with Dual Scarabs (10 Gamerpoints)
• 24 Hours of Quality - Play Halo Wars for at least 24 Total Hours (20 Gamerpoints)
• Adjudicate the Arbiter - Complete the Campaign on Heroic Difficulty (30 Gamerpoints)
• Alas, Poor Andrew Thomas - Collect your first Skull (5 Gamerpoints)
• Backscratcher - Complete any Campaign Mission in Co-op Mode (10 Gamerpoints)
• Basically Naive - Obtain the Recruit Rank on Xbox LIVE (10 Gamerpoints)
• Battened Down the Hatches - Mission 11: Save all the Airlocks (5 Gamerpoints)
• Beaming with Pride - Mission 13: Destroy 25 units with the Scarab (5 Gamerpoints)
• Big Al's Scooter - Win a Heroic Skirmish Game against the AI in under 10 minutes (10 Gamerpoints)
• Covenant "Hot Drop" - Mission 3: Kill at least 5 Covenant Units with the Bridge (5 Gamerpoints)
• Crushed Colors - Improve your Score in any Campaign Mission (10 Gamerpoints)
• Detour the Great Journey - Complete the Campaign on Legendary Difficulty (50 Gamerpoints)
• Didn't Get To Second Base - Mission 14: Don't claim an extra base (5 Gamerpoints)
• Empire Builder - Win a game in every Skirmish Game Mode (5 Gamerpoints)
• Endless Fun - Mission 2: Destroy every Methane Tank (5 Gamerpoints)
• Epic Grinder - Obtain a Lifetime Campaign Score over 1,000,000 (40 Gamerpoints)
• Everything's Better with Bacon - Mission 1: Ram 50 Grunts with Warthogs (5 Gamerpoints)
• Gallivant around the Galaxy - Win a game on every Skirmish Map (25 Gamerpoints)
• Graverobber - Collect all Skulls (30 Gamerpoints)
• Halo Academic - Unlock 20 Timeline Events (15 Gamerpoints)
• Halo Historian - Unlock All Timeline Events (40 Gamerpoints)
• Handy with Tools - Mission 12: Repair the Power Core in less than 4 minutes (5 Gamerpoints)
• He's Got The Jack - Mission 5: Jack 6 Covenant Vehicles (5 Gamerpoints)
• Micro Manager - Mission 7: Do not destroy any Power Node (5 Gamerpoints)
• Momma's Boy - Get a Gold Medal on any mission (5 Gamerpoints)
• Mr. Punctual - Finish all missions under Par Time on Heroic difficulty (15 Gamerpoints)
• My Virtual Friends Love Me - Win a 3v3 Skirmish game with 2 AI Allies (10 Gamerpoints)
• N00b n0 M0r3 - Win a Matchmade Skirmish Game on Xbox LIVE (10 Gamerpoints)
• Officer on Deck - Obtain the Lieutenant Rank on Xbox LIVE (30 Gamerpoints)
• OMG BFF FTW - Complete entire Campaign in Co-op Mode (40 Gamerpoints)
• Own Worst Enemy - Get a Gold Medal with all Debuff Skulls Active (20 Gamerpoints)
• Penny Pincher - Get a winning High Score with 10 or less Squads against the Heroic AI (10 Gamerpoints)
• Playin' the Field - Win a Skirmish Game with every Leader (15 Gamerpoints)
• Ramblin' Man - Mission 8: Use Elephants to train 100 Infantry (5 Gamerpoints)
• Ready for the Sequel - 100% Completion (75 Gamerpoints)
• Rhino Hugger - Mission 6: Successfully protect every Rhino (5 Gamerpoints)
• Running the Show - Obtain the General Rank on Xbox LIVE (50 Gamerpoints)
• Secret Achievement - Continue playing to unlock this secret achievement. (70 Gamerpoints)
• Secret Achievement - Continue playing to unlock this secret achievement. (10 Gamerpoints)
• Secret Achievement - Continue playing to unlock this secret achievement. (40 Gamerpoints)
• Secret Achievement - Continue playing to unlock this secret achievement. (70 Gamerpoints)
• Secret Achievement - Continue playing to unlock this secret achievement. (50 Gamerpoints)
• So Lonely at the Top - Win and have the Highest Score in a Matchmade Skirmish Game on Xbox LIVE (20 Gamerpoints)
• Sweet Naptime - Mission 9: Put every Colony in Hibernation Mode at the same time (5 Gamerpoints)
• The Procrastinator - Mission 10: Disrupt all Tractor Beams (5 Gamerpoints)
• The Real Winner - Mission 4: Save Adam (5 Gamerpoints)
• Thinkin' about My Doorbell - Mission 15: Open the Doors in order (5 Gamerpoints)
• Titan - Get 20,000 points in any Skirmish Game (15 Gamerpoints)
• Walk-Off Winner - Use one of the 6 Major Leader Powers to destroy an enemy's last unit (30 Gamerpoints)
• Wall of Recognition - Get a Gold Medal on every Campaign Mission (30 Gamerpoints)