Pao

Pao is a creature in Monster World. It initially started out as Zorc Arm Dragon, but was brainwashed to join Yugi and his team.

Biography
After Hiroto shot off Zorc's left arm, it turned into 2 monsters, an eyeball and arm. After Joey took out the eyeball, Yugi tried to brainwash Zorc Arm Dragon. There was only a 10% chance of it working, but using his "double hit" strategy with the dice, Dark Yugi was able to roll a critical allowing Yugi to brainwash the dragon.

Now known as Pao, the dragon joined Yugi's party and helped them fightZorc, when they got to the castle.