- You have completed all of the required elements to unlock the achievement.
- Your device / console must be connected to the internet.
OSES Steam Achievements, Trophies and Unlocks
There are 24 OSES achievements, trophies and unlocks on STEAM platform curated by the community.
Games similar to OSES
Sniper efficiency
Kill 3 zombies with one shot using the sniper rifle
Fast trigger
Kill 3 zombies in 3 seconds using the pistol
Close Call
Kill a zombie from a really short distance using the shotgun.
Burning laser
Apply damage to 5 zombies without releasing the trigger using the laser gun.
Challenge accepted
Complete all the official map challenges.
Safe distance
Kill a zombie from a long distance using the assault rifle.
Money pile
Accumulate 20,000 credits in the game.
Out of stock
Buy all of the items from the in-game shop.
Shooting craze
Shoot 1,000 times on a single match.
Pacifist
Complete a classic map without killing a single zombie.
Zombie extintion
Kill 1,000 zombies
Creator
Upload a map to the workshop.
Sniper efficiency
Kill 3 zombies with one shot using the sniper rifle
Close Call
Kill a zombie from a really short distance using the shotgun.
Fast trigger
Kill 3 zombies in 3 seconds using the pistol
Burning laser
Apply damage to 5 zombies without releasing the trigger using the laser gun.
Challenge accepted
Complete all the official map challenges.
Out of stock
Buy all of the items from the in-game shop.
Safe distance
Kill a zombie from a long distance using the assault rifle.
Pacifist
Complete a classic map without killing a single zombie.
Money pile
Accumulate 20,000 credits in the game.
Shooting craze
Shoot 1,000 times on a single match.
Creator
Upload a map to the workshop.
Zombie extintion
Kill 1,000 zombies
Why achievements are not unlocking for OSES in Steam ?
To successfully unlock achievements and challenges, you need to make sure the following are true:
