Pokemon Card Old Back, Kyo's Pokemon 10-card set. Series: Pokemon Card Game These cards were actually used during my childhood and are from my collection. Please understand that these are old items, so only those who understand this are welcome to purchase. Please judge the condition from the photos. No returns or exchanges. Type: Multiple cards Type/Details: Single card set Set: Gym Expansion Pack 2: Challenge from the Darkness Card Name: Kyo's Muk