Yin and Yang are fed up with not getting an allowance from Master Yo for doing chores around the dojo. Then a stranger appears, announcing the opening of a new UltraMega Mall in their town and giving the two young warriors credit cards to their heart's content. Are Yin and Yang playing directly into an evil villain's plans?

Yin and Yang host an awards show for evil Brother Herman.

The Night Master hides in Yang's imagination.

A new master is in charge.

A fun road trip serves as a cover for a covert operation.

Dressed as a donkey, Yin and Yang infiltrate a bad-guy convention.

Saranoia returns.

Yin and Yang meet the legendary Woo Foo twins.

Coop teams up with Yin and Yang to win back an ancient Woo Foo artifact.

Herman and Carl want to give their mom a pair of rabbit's feet for luck.

Master Yo's ex-girlfriends show up.

Yang finally makes some guy friends, but they're not who they say they are.

Brother Herman attacks while Master Yo is away.

A heavy-handed hero teaches everyone a lesson.

Yin and Yang wonder if Master Yo is really evil.

Yang acts up in a video game.

Yin and Yang are put on trial.

Yin and Yang follow Yuck to a terrifying place... inside Master Yo.

Shaggler turns into a baby.

Yang uses an ancient tool to end Yin's constant pursuit of popularity.

Yin and Yang are promoted.

Information on Yin and Yang is leaked to the Night Master and the twins try to find the culprit.

The Night Master plots to kidnap Master Yo so he can plunge the world into darkness and be free.

Carl tricks Yin into eating seeds that make her doubt everything.

Yin takes in some seemingly harmless green creatures as pets, but Yang believes they are dangerous.