The design for this cage is inspired by the cages seen in various Army Men PC games. The cage is scaled to work with 1/32nd army men.

Once printed, the cell door is opened enough to get a small flat tip screwdriver at the base to help gently pry the door open.

As can been seen in the pictures there can be some stringing depending on the filament you are using. Here is the Bambu wiki for help with addressing this issue Stringing and oozing | Bambu Lab Wiki. For reference, when I printed mine copy my AMS was at a water drop #3