Flitterstep Eidolon (Foil) (BNG) from Born of the Gods, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Foil
• Artist: Chase Stone
• Card Text:
  Bestow 5U (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)
  Flitterstep Eidolon can't be blocked.
  Enchanted creature gets +1/+1 and can't be blocked.