Professional Red Marked Deck Bicycle Playing Cards New. $ Buy It Now Marked Poker Playing Cards and Special Viewing Sunglasses. $. We sold these on Scam Stuff for a couple of months, but then, to protect their iconic Rider Back deck, the US Playing Card company killed it making the decks. How do you know they are marked? It is true that some manufacturers have been able to mark certain decks, but as for the Bicycle Playing Card. Don't buy one, buy TEN". Did this review help you? Luminous Ink Kit -Magician Supplies. On the back of the card it says EXACTLY what the card is. These cards are marked on the backs for EASY reading to identify each and every one of the 52 cards in the deck. But, this is very partical. You and I by Raf.. Don't buy one, buy TEN". Gamblers and card cheats have been using marking systems for many years as a means to secretly locate and identify playing cards in a seemingly innocent deck. Customer Reviews showing 1 - 10 of Did this review help you?