Undercover Operative - Promo Pack (PSNC) from Streets of New Capenna, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Tyler Walpole
• Card Text:
  You may have Undercover Operative enter the battlefield as a copy of any creature on the battlefield, except it enters with a shield counter on it if you control that creature. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)