Essentially, every Teenage Mutant Ninja Turtles continuity has some version of the Rat King, but beyond a few similar design elements, he's usually different in each take. A connection to rodents ...

The Rat King, not to be confused with Ratcatcher ... In Arkham Shadow, he is confirmed to be a high-ranking officer of the TYGER guards, who were a corrupt paramilitary force for Hugo Strange ...

When transformed into the Rat Imperial Guard, you'll start by rolling to the side and then throw a weapon to distract. Then, you'll become invisible for a moment to appear next to the target to ...