Kylith, Lord of Shadowflame

Deathtouch, Flying, Partner
Regenerate: 15 Life. If this creature is
regenerated, it gains haste.
Whenever a creature you control dies, create X
Shadowflame Embers where X is target
creatures converted mana cost. If this card
where to leave the battlefield and not be
regenerated, return this card to your
hand at your end step.