While I love them for their beauty, understanding what makes a card valuable is key
RD/SD0D 'Harpie Lady Sisters' A Structure Deck with super powerful new cards and reprints
After defeating the Igloo City Battle Arena, rematching it again with Garurumon in charge will provide percentage points that will otherwise permanently disappear once the post-game is progressed far enough
C Common SH Shatterfoil Dark Bribe X TRAP Counter When your opponent activates a Spell/Trap Card: Your opponent draws 1 card, also negate the Spell/Trap activation, and if you do, destroy it
Joining communities - Joining a community page specific to your cards will give you much needed information
Charizard cards draw consistent attention from collectors no matter which set they appear in, and this ex sits within a set that built much of its identity around the character, so it holds appeal both as an Obsidian Flames entry and as part of any Charizard collection