The leader of the mutated frog family, Atilla is on a mission to expand the
reptiles' power. By obtaining the mutagen that April's "Mom" dropped in the
forest, he has a plan to build his own mutant frog army. His hatred for Turtles
and humans cause him to try and eliminate April, Casey, and the four brothers.
However, after a dangerous fire threatened the frog fortress and his mutant
frogs, the Turtles, April and Casey save them, and the alliance between Turtle
and frog was born.