Mavset-im

{b}{b}, Sacrifice an enchantment: Mavset-im becomes a copy of target creature in any graveyard, except it has this ability in addition to other abilities.
{b}, Sacrifice a Singer: Return Mavset-im
from your Graveyard to your hand.
"Some of these spren are mere forces now, animalistic, fragments of minds given power
by Odium." -Stormfather