Phryexian dragon

{p/r}{p/b}is payed with{b}/{r}or 2 life
When Phryexian Dragon enters the battle
field exile all of your opponents permanents
and pay {p/b}{p/r}, {x}were {x} is the amount of
cards exiled by this effect. This card gains
+5+5 for every card exiled and life paid.
When your life is lower than 10 you win
the game.