Devil in the Mountain

Enchant mountain has " {t}, Sacrifice this land:
{b/r}{b/r}{b/r}"
While Devil in the Mountain is in the graveyard
Lands you control have "{t}: create a 1/1
black blue red devil vampire token with flying"
{5}{b/r}{u}, Sacrifice X creatures: Exile Devil
in the Mountain from the graveyard and
return it to the battlefield, transformed.