Watch Teenage Mutant Ninja Turtles, Leo: Plan of Attack

A fungus mutant spreading through the sewers causes the Turtles and April to experience their worst fears as Leonardo must face his greatest fear"" losing his team.

When the Turtles face Shredder's newest threat, an army of Robot Foot Soldiers, Karai captures Leonardo and forces him to do battle with these new and improved ninjas that can adapt to his every move.

Leonardo, tired of Raphael's constant criticism, lets his brother try his hand at leadership for a while. Meanwhile, Leonardo meets a beautiful and dangerous female ninja who tries to lure Leonardo to the dark side.

Leo fears his act of mercy has come back to haunt him when Xever holds a local noodle shop owner hostage.