Petrahydrox (Foil) (GPT) from Guildpact, available at 401 Games Canada.

• Rarity: Common
• Finish: Foil
• Artist: Anthony S. Waters
• Card Text:
  ((U/R) can be paid with either U or R.)
  When Petrahydrox becomes the target of a spell or ability, return Petrahydrox to its owner's hand.