Cards Most Likely to Have Value If youre going through an old collection, prioritize checking: Vintage (1999-2003) Base Set Charizard (especially 1st Edition or Shadowless) Base Set holos in general Gold Star cards from EX era Shining Pokemon from Neo series Modern (2020+) Alternate Art cards Special Art Rares / Illustration Rares Charizard cards from any set Gold cards Trainer Gallery cards Always Valuable Sealed products (even recent ones appreciate) Error cards and misprints Trophy cards and prize cards Promo cards with limited distribution Red Flags: Cards That Look Valuable But Arent Dont get too excited about: World Championship deck cards (have different backs, not tournament legal, worth very little) Jumbo oversized cards (promos, usually $1-5) Common cards from valuable sets (a common from Base Set is still just a common) Replica or fake cards (more common than youd think) The Fastest Way to Check Value If you have a stack of cards to check, manually searching each one takes forever

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Pokemon Japanese Scarlet Ex card list & price guide
The option to forgo a loot and ping a planeswalker is always nice to have and acts as a bit of a deterrent
Since he essentially gains +3/+3 each time he takes damage, and gives you three rad counters at the same time, any repeatable ping effect can grow Strong to obscene proportions and Mill your entire deck, opening the doors for a Thassas Oracle win the next turn
Discard the top card of your opponent's deck