Yang is mischievous and likes to cause mayhem Yin is more polite and friendly, always willing to help Yin and Yang are twin brothers in one body But despite being together at all times, they don't get along much The times they DO get along are very rare Yang is not as trusting as Yin is, he has a hard time making friends due to that fact Yin is much more trustful, and loves making friends Yin and Yang are currently competing on Inanimate Insanity Invitational Yin and Yang are conjoined