Pokémon Japan · Holon Research Tower (2005)
Updated: November 3, 2026
See eBay listings ›Got Holons Voltorb 031/086? Snap a photo and CardFolio's AI estimates the PSA grade yours would get and what it's worth in its real condition. Your first analysis is free when you sign up (app in Spanish).
Get a free AI grade Price drop alertHolons Voltorb 031/086 from Holon Research Tower (2005) is worth $3.98 raw (ungraded), based on real sales. It is the #24 most valuable of the 25 Holon Research Tower cards we track.
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Full card list of Holon Research Tower ›
Umbreon Delta Species 069/086$410.26
Latias Delta Species 041/086$298.36
Rayquaza Delta Species 043/086$183.99
Flareon Delta Species 018/086$149.18
Salamence Delta Species 021/086$149.18
Dragonite Delta Species 039/086$119.34
Marowak Delta Species 058/086$89.50HHolons Electrode 032/086$69.62
Reshiram 002/027Legendary Shine Collection$89.50PSA 10 $154.73BBosss Orders 106 096Rebellion Crash$89.33
Mega Ampharos EX 086 081Bandit Ring$89.20
White Kyurem 021/027Legendary Shine Collection$89.01PSA 10 $333.43
Carmine 130 101Transformation Mask$88.60PSA 10 $313.97
Leafeon 068 SV PSV-P Promotional Cards$88.52PSA 10 $158.38
Articuno 099/100Beat of the Frontier$88.51PSA 10 $5,522.23
Blastoise and Piplup GX 076 064Remix Bout$88.51Ranking: most expensive Pokémon Japan cards ›
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