The next seven episodes of the children's CGI-animated series tracing the origins of the sewer-dwelling, superhero foursome Leonardo, Donatello, Raphael and Michelangelo. Episode List: Monkey Brains Never Say Xever The Gauntlet Panic in the Sewers Mousers Attack! It Came from the Depths New Girl in Town Special Features: Comic Book--Tales from the Turtle Lair, Part One Comic Book--Tales from the Turtle Lair, Part Two