| 1 |
|
37.70%
|
Damn Dude, You Gotta Lose Some Weight!: Secure an unconscious marine. |
ACH_SECURE_MARINE |
| 2 |
|
15.70%
|
Recouped Investment: Have one Sentry kill at least 10 aliens. |
ACH_SENTRY_KILLS |
| 3 |
|
14.00%
|
Flawless Victory: Keep all of your marines alive during a campaign. |
ACH_ALL_MARINES_ALIVE |
| 4 |
|
13.70%
|
Heavy Steps: (Note: this is a hidden achievement that has not been released to the public yet) |
ACH_LURE_QUEEN |
| 5 |
|
10.70%
|
Perfect Enhancements: During a campaign, unlock every Xeno Tech. |
ACH_ALL_XENO_TECHS |
| 6 |
|
4.50%
|
Fair And Square: Finish the game on Hard. |
ACH_FINISH_HARD |
| 7 |
|
2.00%
|
This Ain't No Picnic: Finish the game on Nightmare. |
ACH_FINISH_NIGHTMARE |
| 8 |
|
1.90%
|
Perfect Organism: Finish the game on "No One Can Hear Them Scream" mode. |
ACH_FINISH_IRONMAN |
| 9 |
|
1.80%
|
Chalk It Up To Experience: (Note: this is a hidden achievement that has not been released to the public yet) |
ACH_MARINE_PROSTHESIS |
| 10 |
|
1.50%
|
Archivist: Gather all datapads. |
ACH_ALL_DATAPAD |