Since 2004, the value of Pokmon cards has surged by an astonishing 3,281%, driven by a resurgence in nostalgia, collector demand, and high profile sales of rare cards. Iconic cards like the 1999 How to Value Your Pokmon Cards: 10 Steps (with Pictures) The 23 Most Rare and Expensive Pokmon Cards Dicebreaker How to Check Pokemon Card Value and Appraise Your Collection IGN The 23 Most Rare and Expensive Pokmon Cards Dicebreaker