Hitler's back. A mad scientist thought he could reform him; make Hitler a productive member of our future society. He was wrong. Now, the only thing standing between mankind and total oblivion is Albert Einstein. Einstein has hand picked the greatest minds in history to face off against this great evil. But who will prevail the latest iteration of The Third Reich? Or the Heroes of Science!

Annotations and commentary

Panel 2
Sure you do, Shredder.
Panel 3
This is a rather obscure joke. In one of the recent GI Joe comics they featured a similar scene that was supposed to show how awesome snake eyes is, unfortunately with no sense of causality and no linear progression it just ended up a god-damned mess that can't be easily read. This is the same.
Panel 5
Man, there's a hell of a lot of plants in this patent office for some reason.