Club Penguin where to purchase cards retail stores?

Club Penguin cards were typically available for purchase at various retail stores, including major retailers like Walmart, Target, and Toys "R" Us. Additionally, some specialty gaming stores also carried these cards. However, since Club Penguin was officially shut down in 2017, physical cards may be harder to find in stores, and collectors often seek them online through platforms like eBay or other resale sites.