Here is the full list of all 11 SCP: Keter achievements.
Trap a D Class in one Match
Escape in one Match as a D CLASS
Revive a other D CLASS Player
Feed SCP 811 with a Fishpile
Devour one D CLASS
Devour two D CLASS in one Match
Devour 3 D CLASS in one Match
Use SCP 106 Special against a D CLASS
Repair a Server
Down a D CLASS aso 096 in Rage
Run away from a SCP