Oohoohoo! Kid, do you know about my track record for breaking out of places? ...What am I saying? Of course you do! I mean, really - I don't know how many times people keep saying that they've made it so Arkham is "inescapable", but I still manage to get out! Sure, this place ain't Arkham, but nothing's inescapable.

[Well, his Plan A is pumping the enclosure full of Joker Venom, seeing how air gets into and out of the place, and working from there. All of his other plans are just as bad, probably.]