Gordovin, Soulbreather

Haste, Flying, Menace
Gordovin, Soulbreathers, power and toughness
are equal to X.
Whenever a dragon enters the battlefield, deal X
damage to target player, where X is Gordovin, Soulbreathers, power.
{x}{b/g}{b/r}{t}: Deal X damage to target creature.
{x}{b/g}{b/r}{u/b}{t}: Deal X damage to target player.
{x}{2}{b/g}{b/r}{u/b}{t}: Destroy X target creatures. You
lose 4 life for each creature destroyed
this way.