Curious Inquiry (Foil) (MKM) from Murders at Karlov Manor, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Foil
• Artist: Ekaterina Burmak
• Card Text:
  Enchant creature
  Enchanted creature gets +1/+1 and has "Whenever this creature deals combat damage to a player, investigate." (Create a Clue token. It's an artifact with "2, Sacrifice this artifact: Draw a card.")