Brimstone

Brimstone's power and toughness are equal to X.
Flying, Hexproof, Intimate, Trample
{r}-Brimstone deals 1 damage to each creature
target player controls.
{r}{r}-Brimstone deals 5 damage to target creature.
{r}{r}{r}-Brimstone deals 10 damage to any target.
{r}{r}{r}{r}-Destroy all lands and creatures target
player controls.
{r}{r}{r}{r}{r}-Exile target player's library.