Splinter and the Turtles decipher clues to find the Shredder and rescue Donatello. They discover the hideout and split up to make it through the maze the Shredder developed. Splinter able to out-smart Shredder and make it to the end of the maze. Shredder vs. Splinter. Shredder gets the upper hand until a mysterious cloaked visitor shows up, battles Shredder, and defeats him. Visitor reveals himself to be Raphael, returned from battle with Maligna. Our team of turtles are reunited... but the Shredder escapes once again.