Talk:Beyond The Known Universe/@comment-24025031-20150927195602

I hope they make a 5th season if so this would be a great way to conclude the 4th season and start the 5th.

1. When Shredder and the Kraang attack the city again, the turtles and their allies attack them or a final showdown. However during the fight Leo is not into some mutagen while saving Karai and turns into a mutant similar to the second mutant of Donnie in the 2003 series. Although the remaining three turtles and their allies defeat shredder and the Kraang and escape a mutated Leo runs away from them. Afterwards Karai vows to find Leo and return him to form since he never gave up on her. However unknown to the turtles a presumed dead Shredder reveals to be alive but to have switches minds with a Kraang and his original body is destroyed