Chronomantic Escape (FUT) from Future Sight, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Franz Vohwinkel
• Card Text:
  Until your next turn, creatures can't attack you. Remove Chronomantic Escape from the game with three time counters on it.
  Suspend 3—2W (Rather than play this card from your hand, you may pay 2W and remove it from the game with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, play it without paying its mana cost.)