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Mewtwo & Mew Black Star Promo SM191 PSA 10 Pokemon graded card
In stock

Mewtwo & Mew Black Star Promo SM191 PSA 10 Price Tracker

Mewtwo & Mew Black Star Promo SM191 PSA 10 Pokemon graded card is in stock with GameStop price $1,894, GameStop inventory 1, eBay comps average $1,705, PSA population 9,524, set SM Black Star Promos.

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SlabStop tracks GameStop graded card listings, inventory movement, eBay sold comps, raw card references, and PSA population signals. Prices and inventory can change quickly; always verify on the linked marketplace before buying.

Price and Inventory History

GameStop price$1,894
Pro price estimate$1,799
Inventory1
Price change+0.0%
Inventory change+0.0%
eBay average$1,705
Raw price$153
GS/eBay ratio1.1x
Raw multiplier12.4x
Expected multiplier2.0x
PSA population9,524
Total PSA graded18,894
Gem rate50.4%
Pressure score0/100
3-day drop rate19.0%
7-day drop rate35.0%

Inventory Pressure

  • recent price drop may have already relieved pressure.

Links and Sources

  • GameStop slab listing/search for current availability.
  • eBay sold comps for recent secondary-market context.
  • TCGplayer raw card reference for multiplier comparisons.
  • PSA population page when a PSA spec id is available.

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