01PLOT
The Turtles defeat the dinosaur mutants, only to subsequently discover they were right in front of a Purple Dragons stronghold.
02FAN REVIEW
No fan review for Chapter 4: Showdown in the Subterrane! yet. Got a take on this one? Write the first review in the forum and we'll feature it here.
Episode data adapted from Turtlepedia / Wikipedia under CC BY-SA. Spot an error? Fix it in the forum.