S1·E10 Protect the Environment: Somethin' Stinks in Here!

A giant wall monster emerges from out of nowhere in C-Block Tower, with the objective of capturing Gasser and stealing his "Fist of the Backwind". But Bo-bobo sees a bigger problem: how Gasser's ultimate technique is powerful enough to destroy life on Earth as we know it! And that probably explains why he and Don Patch make fun of the battle in progress...