Ravenous Death-Stalker

Ambush 1(You may exile 1 card from your
hand. If you do, place it face-down without
revealing. Starting at the next end step, you
may play that card as if it has flash.)

Ravenous Death-Stalker gains +2/+1 and
Haste when played or returned from Exile.
"Have you seen Herman? He's not back from
his hike yet." Gilda, Unfortunate Wife