Teenage Mutant Ninja Turtles (2003) (2003)

S2E11 Modern Love - The Return of Nano

Nano makes a dramatic reappearance, intent on avenging himself against the Turtles. The four brothers join forces to thwart his destructive plans. However, their task becomes even more challenging when Nano orchestrates the escape of his "Father" from behind bars, complicating their mission further.