In an attempt to finally defeat the Turtles once and for all, Shredder assembles Leatherhead, Tempestra, Scumbug, Chrome Dome, Antrax, The Rat King and Slash to form a team that proves too much for the TMNT. But lucky their allies, April O'Neil Casey Jones Master Splinter Irema and Zach, are gotta help, but will it be enough