Card: Errant Ephemeron
Casting Cost: 6U
Color: Green
Type: Creature - Illusion
P/T: (4/4)
Rules Text: 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.)

SetRarity
Duel Decks: Jace vs. ChandraCommon
Time SpiralCommon