Season 4, Episode 26. While Recovering from his Second Mutation, Donatello feels Cooped up in the Lair. Feeling the Urge to help their Brother, The Turtles take Donatello Topside to get some Air. Suddenly, The Turtles are Ambushed and Captured by Masked Wooden Warriors. Leonardo, Raphael, Michelangelo and Donatello are Brought Before the Ninja Tribunal, Four Beings who looks very Similar to The Shredder. The Tribunal Request the Turtles' Aid against a Greater Evil.