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Onix#56

1999 Pokémon Base Set Onix #56 Unlimited Trainer Deck A
The 1999 Pokémon Base Set Onix #56 Unlimited Trainer Deck A has an estimated PSA 5 value of $105 on Assetra. Its latest recorded PSA 5 sale was $105 on 8 Nov 2026.
Assetra tracks 23 recorded sales since December 2025, 1 of them PSA 5, ranging from $89 to $389.
PSA population: 123 graded copies, 8 PSA 10 (6.5%).
Based on 23 recorded sales through 8 Nov 2026. Past sales do not guarantee current value. How Assetra builds these numbers
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