Errant Ephemeron

Creature - Illusion 4/4, 6U (7)
Flying
Suspend 4-{1}{U} (Rather than cast this card from your hand, you may pay {1}{U} and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)¹
Illus. Luca Zontini

Format Legality	Legal in Vintage, Legacy, Extended Banned in Standard
Printings (2/10)	Duel Decks: Jace vs. Chandra (Common) Time Spiral (Common)