The primary method of release would be 'unlocking' the magical lock in place -- I would have to be present for that, or a key would have to be made to release the locks on the doors.
I expect there should be a Warden on duty regardless so the Warden in question would have to be intrusted with that key.
[ As for the rest...hrm. ]
...I see. I do believe you're correct, in that case; it does not seem feasible to leave them in a potentially dangerous situation.
[Warden Filter; Audio]
The primary method of release would be 'unlocking' the magical lock in place -- I would have to be present for that, or a key would have to be made to release the locks on the doors.
I expect there should be a Warden on duty regardless so the Warden in question would have to be intrusted with that key.
[ As for the rest...hrm. ]
...I see. I do believe you're correct, in that case; it does not seem feasible to leave them in a potentially dangerous situation.