Amethyst, The Final Quartz

Extort, Deathtouch
{w/b}{w/b}{w/b}, {t}: Exile Amethyst and target untapped creature you control that shares a creature type.
Create a colorless gem creature token that has the
combined power, toughness, creature types and
keyword abilities of the exiled cards, and "When this creature leaves the battlefield, return the cards exiled
by the spell or ability that created this token to the battlefield tapped with a stun counter"