Achieved | Achievement | % of players | Unlock date |
|---|---|---|---|
 | Exterminator Kill 1000 aliens in single player | 16.99% | |
 | Time to Party Complete 3 Co-op Assault multiplayer games | 16.63% | |
| Battle-hardened Complete all single player levels 1-5 | 14.04% | |
| The Informed Collect all the logs throughout the game | 10.3% | |
| Immobilised Stun 10 aliens with one Stun Grenade | 7.64% | |
| Frag-master Kill 10 aliens with one Frag Grenade | 6.53% | |
| Tank Take 500 damage on 'Determination' single player mission without dying | 5.24% | |
| Seasoned Squaddie Complete any multiplayer level | 4.57% | |
| Elite Unit Complete all single player levels 1-5 on Elite difficulty | 4.2% | |
| Hidden Treasure Find all secret collectibles | 3.74% | |
| Survivor Stay alive for 8 minutes on any single player Survivor level | 3.45% | |
| More Speed, Less Haste Complete 'Vengeance' single player level on Veteran difficulty in 17 minutes or less | 3.27% | |
| Meat Grinder Kill 250 aliens on any multiplayer Survivor level | 3.2% |