Aven Mindcensor (Foil) (FUT) from Future Sight, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Foil
• Artist: Rebecca Guay
• Card Text:
  Flash (You may play this spell any time you could play an instant.)
  Flying
  If an opponent would search a library, that player searches the top four cards of that library instead.