Another Day in the Corps
Not unlocked yetComplete Distress
Bad Feeling About This Drop
Not unlocked yetComplete Sulaco Falls
Quoth the Raven
Not unlocked yetComplete The Raven
Still Got a Job to Do
Not unlocked yetComplete Rampart
Dragged Queen
Not unlocked yetComplete Home
Game Over, Man!
Not unlocked yetComplete all Campaign levels on any difficulty
Not Bad For a Human
Not unlocked yetComplete all Campaign levels on Hardened difficulty
State of the Badass Art
Not unlocked yetComplete all Campaign levels on Ultimate Badass difficulty
Short, Controlled Bursts
Not unlocked yetDefeat all Xenomorphs in the Sulaco hanger bay without them crossing your barricade
Fire Drill
Not unlocked yetArm the emergency release and escape in under 2:30 on Sulaco Falls
Mostly Come at Night…
Not unlocked yetFind Newt's doll
Just a Grunt
Not unlocked yetComplete Hope in Hadley's
No Need For Alarm
Not unlocked yetComplete One Bullet without setting off the alarm
Heavy Lifting
Not unlocked yetDefeat the Raven in under 1:10 on Soldier difficulty or higher
Easter Egg
Not unlocked yetFind the Easter Egg
Adios, Muchachos
Not unlocked yetGib two enemies at once
Field Promotion
Not unlocked yetEarn Rank 2 as a Marine
Lean and Mean
Not unlocked yetEarn Rank 20 as a Marine
I Love the Corps!
Not unlocked yetEarn Rank 60 as a Marine
Oorah to Ashes
Not unlocked yetCollect a Dog Tag
Remember the Fallen
Not unlocked yetCollect all 35 Dog Tags
Personal Friend of Mine
Not unlocked yetCollect a Legendary Weapon
I Like to Keep These Handy
Not unlocked yetCollect all 6 Legendary Weapons
Another Bug Hunt
Not unlocked yetComplete a Challenge