World Tree Dragon (CST-022 SR) [Clash of the Star Trees]

[Flying] This card gains [+200/+200] for each Seven Kings ruler you own revealed outside the game. [Enter] You may reveal a Seven Kings ruler you own from outside the game that does not share a name with other Seven Kings rulers you own revealed outside the game and keep it revealed until end of game. R: Draw a card, then discard a card. This card deals 200 damage multiplied by X to up to one target J/resonator, where X is the number of Seven Kings rulers you own revealed outside the game.