Skyclave Apparition is a rare Creature — Kor Spirit card from Zendikar Rising Promos (PZNR), collector number 39p. Current market price: $0.49 (foil $1.07), TCGplayer market prices via Scryfall.
When this creature enters, exile up to one target nonland, nontoken permanent you don't control with mana value 4 or less. When this creature leaves the battlefield, the exiled card's owner creates an X/X blue Illusion creature token, where X is the mana value of the exiled card.