Here is the full list of all 35 SCP: Secret Laboratory achievements.
Play the Christmas version of the game.
Play the Halloween version of the game.
Cure 10 people in a single game.
Die while entering a rage as SCP-096.
Escape as D-Class personnel.
As Class-D, kill a Scientist holding a keycard.
As a Scientist, successfully upgrade your keycard alongside any amount of Class-D.
Escape as a Scientist.
Kill yourself with a grenade.
Kill 5 enemies in less than 30 seconds.
Disarm a MTF operative
Kill 50 D-Class as a Scientist.
Cancel the Alpha Warhead detonation within the last 15 seconds of the countdown.
Kill an SCP as a Scientist.
Die within the first minute of the game.
Kill an SCP with the Micro HID.
Escape while under the effects of SCP-207.
Use SCP-500 when you're about to die.
Use adrenaline to survive a hit that would otherwise kill you.
As an SCP, kill someone who's charging or firing the MicroHID.
Try to recharge the MicroHID.
Liberate two or more SCP objects from the facility while escaping as a Class-D.
Successfully escape from the Pocket Dimension.
Broadcast a 'helpful' message via the Intercom.
Die from a fall.
Pick up an O5-Keycard.
Escape the facility in 3 minutes or under.
Successfully re-contain SCP-106
Die inside the pocket dimension.
Die from a Tesla Gate burst.
Survive a successful Alpha Warhead Detonation.
Let SCP-173 snap your neck.
Find any gun as a Class-D.
Respawn as Chaos Insurgency.
Respawn as Nine-Tailed Fox.