Charybdis

Charybdis was the King of the Nether and the predecessor of Malacoda. He was created by Herobrine and was a massive Blaze. He has a horse made of Blaze rods. He was one of the Four Horsemen,the other 3 being Xa-Tul,Feyd and Reaper.

Trivia

 * Charybdis is a dangerous whirlpool that is parallel to the cave that is the habitat of the sea monster Scylla,this is from Greek mythology.