How to Check Pokemon Card Value and Appraise Your Collection IGN 10 Most Valuable Pokmon TCG Cards, With Prices How to Value Your Pokmon Cards: 10 Steps (with Pictures) If you're hunting value, check out Gardevoir TG05. Graded at PSA 10, it goes for $137 on eBay, which gives you 487% profit. Profit loss calculation is based on the lowest tier of How to Check Pokemon Card Value and Appraise Your Collection I Was There For The '90s Pokmon Card Craze & Can Tell You Exactly What It Was Like