One of Donatello's biggest idols in the world of science, Dr. Quease, is kidnapped by the dragons.

When Dragon Lord and Dr. Quease have an argument, Quease propositions Donatello, because he thinks they should work together.

Our heroes have a hard time sorting out who's who when their evil counterparts start popping up everywhere -- and they all look like the Turtles.

When his apartment burns down, Splinter's chess opponent moves in with the Turtles for a few days.