Quick Answer
Choose the Mewtwo EX UR if you want a rarer, higher-value vintage chase card with strong investment potential. Choose the Sylveon GX SSR if you prefer a more affordable modern high-class pack card with a popular Pokémon and a lower entry price.
Trade-offs at a Glance
- Price and Value: The Mewtwo EX UR is priced significantly higher (catalog USD 519.37 vs. USD 164.44) due to its vintage status and lower supply. The Sylveon GX SSR is more affordable, making it easier to start a graded collection without a large upfront cost.
- Rarity and Scarcity: Vintage high-class pack cards like the Mewtwo EX UR are harder to find in PSA9 condition because fewer were printed and many were played. Modern high-class packs have higher print runs, but the Sylveon GX SSR is still a specific chase card within its set. If you prioritize long-term scarcity, the Mewtwo EX UR is the stronger choice.
- Investment Potential: The Mewtwo EX UR has a catalog comparison price of USD 752.71, indicating strong historical value. The Sylveon GX SSR has a lower comparison price (USD 269.57), but its popularity may sustain demand. Vintage cards generally have more established price floors. For pure investment, the Mewtwo EX UR has a proven track record; the Sylveon GX SSR is a lower-risk entry point.
Card Details at a Glance
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Mewtwo EX UR :1ED [XY8-B 065/059](Expansion Pack "Blue Shock") - PSA9: Mewtwo EX UR (1ED) from XY8-B Blue Shock, graded PSA9, with a unique PSA certification number. This vintage EX card is a set-defining chase, and its price reflects scarcity and demand among collectors of the Blue Shock high-class pack.
Mewtwo EX UR :1ED [XY8-B 065/059](Expansion Pack "Blue Shock") - PSA9
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Sylveon GX SSR[SM8b 238/150](High Class Pack "GX Ultra Shiny") - PSA9: Sylveon GX SSR from SM8b GX Ultra Shiny, graded PSA9, also with a unique PSA certification number. Sylveon is a fan-favorite Pokémon, and this SSR (Super Shiny Rare) from a modern high-class pack offers a more accessible entry point to PSA9 graded Japanese cards.
Sylveon GX SSR[SM8b 238/150](High Class Pack "GX Ultra Shiny") - PSA9
Which One Should You Choose?
Best for
- Collectors seeking a rare, vintage chase card with strong investment potential
- Buyers who want a higher-value addition to a Japanese high-class pack set
Not ideal for
- Budget-conscious collectors who want a modern, affordable PSA9 graded card
- Fans of Sylveon fans who prefer a lower-cost entry into graded Japanese cards




