| Unlockable: | How to Unlock: |
| Air Traffic Control (20 Pts) | Blow up the Banshee in flight while manned, with grenades or the rocket launcher. |
| Assassin (10 Pts) | Melee an opponent from behind. |
| Bonecracker (10 Pts) | Hit and kill an opponent with a melee attack. |
| Cairo Station (30 Pts) | Complete Cairo Station at Normal, Heroic, or Legendary. |
| Carjacking (5 Pts) | Steal an occupied vehicle from an opponent and take it over. |
| Counterpoint (5 Pts) | Kill the sword carrier. |
| Decorated Soldier (10 Pts) | Get awarded at least 8 different medals in one non-team game. |
| Delta Halo (30 Pts) | Complete Delta Halo at Normal, Heroic, or Legendary. |
| Demon (25 Pts) | Complete any campaign level without dying once on Normal, Heroic, or Legendary. |
| Double Kill (20 Pts) | Kill 2 opponents within 4 seconds. |
| Flaming Ninja (20 Pts) | Kill an opponent that has the Ninja achievement. |
| Go Ape Shiv (20 Pts) | Kill an enraged, berserk Brute by melee, any level, any difficulty. |
| Gravemind (30 Pts) | Complete Gravemind at Normal, Heroic, or Legendary. |
| Hero (50 Pts) | Complete the game on Heroic difficulty. |
| High Charity (30 Pts) | Complete High Charity at Normal, Heroic, or Legendary. |
| Killing Spree (20 Pts) | Kill 5 opponents in a row in the same game, without dying. |
| Killtacular (20 Pts) | Kill 4 opponents within 4 seconds. |
| King of the Scarab (20 Pts) | Acquire the Scarab gun on the Metropolis level, any difficulty. |
| Legend (50 Pts) | Complete the game on Legendary difficulty. |
| Metropolis (30 Pts) | Complete Metropolis at Normal, Heroic, or Legendary. |
| Ninja (20 Pts) | In a non-team game, kill 5 people by melee, from behind. |
| Oracle (30 Pts) | Complete The Oracle at Normal, Heroic, or Legendary. |
| Outskirts (30 Pts) | Complete Outskirts at Normal, Heroic, or Legendary. |
| Quarantine Zone (30 Pts) | Complete Quarantine Zone at Normal, Heroic, or Legendary. |
| Rainman (25 Pts) | Play every available game variant, with at least 3 other players, to the end of each game. |
| Regret (30 Pts) | Complete Regret at Normal, Heroic, or Legendary. |
| Roadkill (10 Pts) | Run over, hit and kill an opponent with a vehicle. |
| Running Riot (20 Pts) | Kill 10 opponents in a row in the same game, without dying. |
| Sacred Icon (30 Pts) | Complete Sacred Icon at Normal, Heroic, or Legendary. |
| Silent but Deadly (20 Pts) | Kill 7 opponents from behind in a row without being spotted, any level, any difficulty. |
| Skewer Stopper (20 Pts) | Kill the sword carrier after they kill 5 or more times in a row with the sword. |
| Sniper Kill (10 Pts) | Kill an opponent with the sniper rifle or the beam rifle. |
| Stick It (5 Pts) | Stick an opponent with a plasma grenade and blow them up. |
| The Arbiter (30 Pts) | Complete The Arbiter at Normal, Heroic, or Legendary. |
| The Great Journey (30 Pts) | Complete The Great Journey at Normal, Heroic, or Legendary. |
| Triple Kill (20 Pts) | Kill 3 opponents within 4 seconds. |
| Uprising (30 Pts) | Complete Uprising at Normal, Heroic, or Legendary. |
| Vigilante (10 Pts) | Stop a Killing Spree of another player. |
| Violent Cartographer (25 Pts) | Play every available default map and stay in each game until it's over. |
| Warrior (100 Pts) | Complete the game on Normal difficulty. |