Multiplayer Achievements
Play a Ranked Multiplayer game and accomplish a certain task to unlock these achievements for Gamerscore points:
| Unlockable: | How to Unlock: |
| Basic Training - 5 points | Play over 100 matches |
| Best Impression - 10 points | Over 250 impressives |
| Bronze Flag - 5 points | Over 100 captures |
| Combat Veteran - 25 points | Play over 1,000 matches |
| Corporal-Multiplayer - 10 points | Over 500 Win points |
| Defender - 10 points | Over 250 Defense awards |
| First tour of duty - 10 points | Play over 500 matches |
| General-Multiplayer - 50 points | Over 5,000 Win points |
| Gold Flag - 25 points | Over 1,000 captures |
| Golden Gauntlet - 20 points | Humiliate: over 250 players |
| Guts but no Glory - 10 points | Over 100 Assists |
| Lieutenant-Multiplayer - 25 points | Over 1,000 Win points |
| Number 1 - 20 points | Reach number one on the All Gametypes ranked leader board |
| Perfect Win - 5 points | Won a match without dying |
| Private-Multiplayer - 5 points | Over 100 Win points |
| Raven Squad - 50 points | Over 5,000 frags |
| Rhino Squad - 75 points | Over 10,000 frags |
| Seasoned Warrior - 50 points | Play over 5,000 matches |
| Silver Flag - 10 points | Over 500 captures |
| Viper Squad - 5 points | Over 100 frags |
| Warthog Squad - 10 points | Over 500 frags |
| You Excellency - 10 points | Over 500 Excellents |
Complete the indicated tasks to unlock the corresponding rank or award in Single Player mode:
| Unlockable: | How to Unlock: |
| Ballistics Expert - 15 points | Completed a level using only the rocket launcher |
| Blaster Master - 15 points | Completed a level using only the blaster |
| Blazing Buckshot -15 points | Completed a level using only the shotgun |
| Corporal-Act 1 - 25 points | Complete Acts 1 and 2 with rank of Corporal |
| Corporal-Act 1 - 25 points | Complete Act 1 with rank of Corporal |
| Corporal-Defeated the Strogg - 30 points | Complete the game with rank of Corporal |
| Enlightening - 15 points | Completed a level using only the lightning gun |
| Full Arsenal - 20 points | Landed a shot from every weapon |
| Galactic Order of Heroism - 20 points | Finish the level with helping the Raven Squad |
| General-Act 1 - 25 points | Complete Act 1 with rank of General |
| General-Act 2 - 25 points | Complete Act 2 with rank of General |
| General-Defeated the Strogg - 30 points | Complete the game with rank of General |
| Hyperactive - 15 points | Completed a level using only the hyper-blaster |
| Lieutenant-Act 1 - 25 points | Complete Act 1 with rank of Lieutenant |
| Lieutenant-Act 2 - 25 points | Complete Acts 1 and 2 with rank of Lieutenant |
| Lieutenant-Defeated the Strogg - 30 points | Complete the game with rank of Lieutenant |
| Pineapple King - 15 points | Completed a level using only the grenade launcher |
| Private-Act 1 - 15 points | Complete Act 1 with rank of Private |
| Private-Act 2 - 20 points | Complete Acts 1 and 2 with rank of Private |
| Private-Defeated the Strogg - 25 points | Complete the game with rank of Private |
| Sky Marshall's Medal of Valor - 20 points | Rescue PVT Lanier of Eagle Squad |
| Solar Star of Courage - 20 points | Finish the level with helping the Viper Squad |
| The Dark Lord - 15 points | Completed a level using only the dark matter gun |
| The Machine - 15 points | Completed a level using only the machine gun |
| The Sniper - 15 points | Completed a level using only the railgun |
| Tooth and Nail - 15 points | Completed a level using only the nailgun |
| Untouchable - 10 points | Complete level with no damage taken |
