anyone at all?

Go back to the Era of Zeppelins and Trenches.
Go back to the Era where Tanks and Warplanes made their debut.
GO back to see why it was nicknamed the Great War.

Go back... to World War 1.

http://www.fimfiction.net/blog/626595/calling-all-gamers

not long after his defeat at the hands of the Turtles, Shredder returns with a mysterious purple ooze, similar to what mutated the Turtles in the first place. With it, he plans to build a army of mutants, starting with Bebop and Rocksteady. It also has a reverse effect: it can turn mutants to normal, which the TMNT crew discover and ponder using. The Turtles, April O'Neill, and newcomer Casey Jones fight against the Shredder, the new Mutants, and a threat from another dimension: The Kraang.

Read More