The Cell Key is an item in The Escapists. This key is used to unlock cells at night. It is useful if attempting an escape on prison ground. This is the key held by the guard who's name you enter first at the rename character screen who is the guard that speaks at roll call.
if you try steal this of a guard, you will be caught by the warden and you will be given two options.
- reset to your last save
- go to solitary with all your contraband removed, vents repaired, tunnels filled and posters replaced with walls.