Shimmering Efreet is a uncommon Creature — Efreet card from Visions (VIS), collector number 42. Current market price: $0.21, TCGplayer market prices via Scryfall.
Flying Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.) Whenever this creature phases in, target creature phases out. (It phases in before its controller untaps during their next untap step.)