Harrowcanth, Dread Skull Dune

Dread Skull Dunes enters the battlefield tapped unless you have 2 or more creatures in your graveyard.
{1}, {t}: Add {b/r}{b/r}{b/r}. (You may spend {b/r} to pay for costs with {b} or {r} in their mana cost.)
{b/r}{b/r}, {t}: Exile a creature card from a graveyard. When you do, this land deals 5 damage to target creature without flying.