Recap: Teenage Mutant Ninja Turtles 2003 S 1 E 17 The Shredder Strikes Back Part 1
During an early morning training run, Leonardo encounters a legion of Foot Ninja and Hun. A thunderstorm develops not long before Leo encounters a new foe, the Foot Elite. As he becomes overwhelmed, Leo witnesses the return of the Shredder. When his brothers begin to go out and find him, he's thrown through April's window and warns his brothers of the Shredder's return before passing out.
First appearance of Shredder's Elite Guard
This episode provides examples of: