Karcha

Karcha is an antagonist in Yu-Gi-Oh! Xross. One of the 7 members of the Council of Lords, he oversees the invasion of Earth along with his 6 other colleagues.

Abilities
Kiryu possesses the Green King's Mark, allowing him to enter the Mirror Dimension at will. He can also fire green lightning from his hands, as he attempted to do with Raiz before blasting the ground.

Etymology
"Karcha" is a shortening of "Karcharias" (Καρχαρίας), the Greek word for shark.