Cradle of Flames

Landfall --- Whenever a land enters the
battlefield under your control, you may pay
{r}{r} and exile two cards from your graveyard.
If you do, create a 3/1 red Elemental creature
token with trample and haste. Exile that token
at the beginning of the next end step.
{r}, Sacrifice X lands: Up to X target creatures
can't block this turn.