Out of the Abyss
A male derro, unusually friendly and talkative
Blue-gray skin, straight white hair, pale white eyes with no iris or pupils.
Derro are degenerate Underdark humanoids that resemble small dwarves. They are cruel and insane and enjoy tormenting others. They are usually completely insane, born to madness.
Bupiddo is unusually talkative and friendly.
He escaped down a different tunnel during the jailbreak.