| icon | info | gamerscore |
|---|---|---|
| Meet Sergeant Forge Completed Mission 1 on any difficulty | 10 | |
| Ice Warriors Completed Act I on any difficulty | 40 | |
| Alas, Poor Andrew Thomas Collected your first Skull | 5 | |
| Momma's Boy Got a Gold Medal on any mission | 5 | |
| Titan Got 20,000 points in any Skirmish Game | 15 | |
| Empire Builder Won a game in every Skirmish Game Mode | 5 | |
| Halo Academic Unlocked 20 Timeline Events | 15 | |
| Backscratcher Completed any Campaign Mission in Co-op Mode | 10 | |
| The Real Winner Mission 4: Saved Adam | 5 | |
| Crushed Colors Improved your Score in any Campaign Mission | 10 | |
| 24 Hours of Quality Played Halo Wars for at least 24 Total Hours | 20 | |
| Walk-Off Winner Used one of the 6 Major Leader Powers to destroy an enemy's last unit | 30 | |
| Beaming with Pride Mission 13: Destroyed 25 units with the Scarab | 5 | |
| Officer on Deck Obtained the Lieutenant Rank on Xbox LIVE | 30 | |
| So Lonely at the Top Won and had the Highest Score in a Matchmade Skirmish Game on Xbox LIVE
| 20 | |
| Playin' the Field Won a Skirmish Game with every Leader | 15 | |
| N00b n0 M0r3 Won a Matchmade Skirmish Game on Xbox LIVE | 10 | |
| Basically Naive Obtained the Recruit Rank on Xbox LIVE | 10 | |
| My Virtual Friends Love Me Won a 3v3 Skirmish game with 2 AI Allies | 10 | |
| No Way Home? Completed Act IV on any difficulty | 70 | |
| Thinkin' about My Doorbell Mission 15: Opened the Doors in order | 5 | |
| 2 Bugs are Better Than 1 Won a Skirmish Game with Dual Scarabs | 10 | |
| Ugly is only Skin Deep Completed Act III on any difficulty | 70 | |
| Sweet Naptime Mission 9: Put every Colony in Hibernation Mode at the same time | 5 | |
| Key to Pirth Completed Act II on any difficulty | 50 | |
| Running the Show Obtained the General Rank on Xbox LIVE | 50 | |
| Pull Hard, Pull Deep Won and never trailed in a Tug of War game. | 20 | |
| Killjoy Disrupted 5 active Leader Powers in a single game on Blood River. | 25 | |
| Drain Cleaner Killed 20 enemy squads with a continuous Covenant Leader Power on Memorial Basin. | 30 | |
| One and Done Scored the winning point in a game of Keepaway against Legendary AIs. | 30 | |
| Never Leave a Man Behind Finished with 5000 net resources tributed to your teammates on Memorial Basin except in Deathmatch. | 15 | |
| Living Loving Bug Got a Scarab during a Reinforcement game. | 30 | |
| Freak on a Streak Gained at least 15 population from a single wave in a Reinforcement game. | 20 | |
| Tour Coming Through Hot dropped 50 squads to your Covenant Leader in a single game on Barrens.
| 30 | |
| Detour the Great Journey Completed the Campaign on Legendary Difficulty | 50 | |
| Ready for the Sequel 100% Completion | 75 | |
| Penny Pincher Got a winning High Score with 10 or less Squads against the Heroic AI | 10 | |
| Mr. Punctual Finished all missions under Par Time on Heroic difficulty
| 15 | |
| Adjudicate the Arbiter Completed the Campaign on Heroic Difficulty | 30 | |
| Big Al's Scooter Won a Heroic Skirmish Game against the AI in under 10 minutes | 10 | |
| Gallivant around the Galaxy Won a game on every Skirmish Map | 25 | |
| Halo Historian Unlocked All Timeline Events | 40 | |
| Own Worst Enemy Got a Gold Medal with all Debuff Skulls Active | 20 | |
| Graverobber Collected all Skulls | 30 | |
| Wall of Recognition Got a Gold Medal on every Campaign Mission
| 30 | |
| Epic Grinder Obtained a Lifetime Campaign Score over 1,000,000 | 40 | |
| Everything's Better with Bacon Mission 1: Rammed 50 Grunts with Warthogs | 5 | |
| OMG BFF FTW Completed entire Campaign in Co-op Mode | 40 | |
| Didn't Get To Second Base Mission 14: Didn't claim an extra base | 5 | |
| Handy with Tools Mission 12: Repaired the Power Core in less than 4 minutes | 5 | |
| Battened Down the Hatches Mission 11: Saved all the Airlocks | 5 | |
| The Procrastinator Mission 10: Disrupted all Tractor Beams | 5 | |
| Ramblin' Man Mission 8: Used Elephants to train 100 Infantry | 5 | |
| Micro Manager Mission 7: Did not destroy any Power Node | 5 | |
| Rhino Hugger Mission 6: Successfully protected every Rhino | 5 | |
| He's Got The Jack Mission 5: Jacked 6 Covenant Vehicles | 5 | |
| Covenant "Hot Drop" Mission 3: Killed at least 5 Covenant Units with the Bridge | 5 | |
| Endless Fun Mission 2: Destroyed every Methane Tank | 5 |
