Cursed Dragon

When Cursed Dragon enters the battlefield, you
may tap any number of lands. Cursed Dragon
deals damage equal to the number of lands tapped
this way to target player or planeswalker.
Unearth {b/r}{b/r} ({b/r}{b/r}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at
the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)