Casino King

The Casino King is a non-player character (NPC) of the Greed Island game, who gambles with Greed Island players that dare challenge him.

Appearance
The Casino King wears his hair in a massive pompadour style haircut and dresses in a plain dress-shirt, pants, and shoes.

Personality
The Casino King is adamant with his gambling skills, yet when beaten he becomes flaccid.

Greed Island arc
In the Casino area at Dorias, Killua challenges the Casino King to a game of Poker. The latter disparages Killua for challenging him, however, thanks to a successful roll on the Risky Dice, Killua beats the Casino King with a "Broadway Straight" thereby winning the "Fledgling Gambler" card.