
Season 2, episode 4
Mutagen Man Unleashed
- 22 min
Donatello experiments with mutagen in an attempt to find a cure for April’s mutated father. But one of his expirements goes wrong and he is unleashed in the city.

Season 2, episode 4
Donatello experiments with mutagen in an attempt to find a cure for April’s mutated father. But one of his expirements goes wrong and he is unleashed in the city.