Et'nuzal, The Voracious Maw

Et'nuzal gets +1/+1 for each creature card
and noncreature card you own in exile.
{x}{g},{t}: Exile target creature card from
your graveyardwith mana value
X or less, Et'nuzal gains all abilities of that card.
{x}{u},{t}: Exile target Instant or
Sorcery card from your graveyard with
mana value X or less, you may cast a copy
that spell without paying its mana cost.