Here is the full list of all 14 Passed Out: Prologue achievements.
Use a flare
Calypso's #1 hit!
Get extracted via Helicopter
Eliminate a player with the use of a grenade
Pick up a sniper from an air drop
Eliminate a player using the sniper rifle but without zooming in
Kill 20 creatures with a grenade
Eliminate a player with a jump shot
Eliminate 10 players in the same round
Eliminate 20 players in the same round
Eliminate 30 players in the same round
Kill 100 creatures in the same round
Kill 300 creatures in the same round
Kill 500 creatures in the same round