Amazon.com: Pokemon Koraidon ex 231 198 Scarlet & Violet Ultra Rare Holo Full Art : Toys & Games Koraidon [Holo] #124 Prices Pokemon Scarlet & Violet Pokemon Cards Koraidon ex 245 091 Hyper Rare Pokemon TCG Mercari Can someone explain to me how my Koraidon ex shot up in value over 160% overnight? Was a $145 card, is now $454?? This doesn't usually happenright? Usually as time goes by Koraidon ex Ultra Rare Temporal Forces 120 162, NM Pokemon Card