Pokémon TCG · Japanese · JP-HOLON-RESEARCH-TOWER-WAT
Holon Research Tower Water Quarter Deck (Japanese) card list
Holon Research Tower Water Quarter Deck (Japanese) is a Pokémon TCG set released on September 30, 2005, worth about $50.00 on TCGplayer in total: the sum of the market prices of its 3 priced cards (10 cards priced only by a lowest listing are left out). It has 15 cards. The most valuable is Vaporeon ex #3 at $42.00 on TCGplayer, and 1 of its 3 market-priced cards are under $5. Its market value rose 5.3% on TCGplayer over 90 days (June 30, 2026 to September 28, 2026). Prices updated September 28, 2026.
Holon Research Tower Water Quarter Deck in numbers
| Figure | Value | Source |
|---|---|---|
| Total value (USD) | $50.00 | Sum of the Near Mint TCGplayer market prices (via tcgcsv) of 3 cards, one per card; lowest listings left out, nothing converted (Sparkl’s set-value definition); 10 cards priced only by a listing are left out |
| Value change, 90 days | +5.3% (USD) | Sparkl set-value history (sum of market prices, no listings, nothing converted), June 30, 2026 to September 28, 2026: $47.50 → $50.00; the start was reconstructed from price history |
| Cards in the set | 15 | Sparkl catalog |
| Most valuable card | Vaporeon ex #3 · $42.00 | TCGplayer market price (via tcgcsv), Near Mint |
| Cards under $5 | 1 of 3 | Near Mint TCGplayer market price; Cardmarket converted where TCGplayer has none; cards priced only by a lowest listing left out |
| Released | September 30, 2005 | Sparkl catalog |
| Prices updated | September 28, 2026 | Retrieval date of the TCGplayer and Cardmarket prices |
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Most valuable cards in Holon Research Tower Water Quarter Deck
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Vaporeon ex#3 · None $42.00
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Azumarill (Delta Species)#6 · None $6.00
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Starmie (Delta Species)#5 · None $2.00
Near Mint market prices on TCGplayer (via tcgcsv) and Cardmarket, ranked by the TCGplayer market price (Cardmarket converted where TCGplayer has none); a card priced only by a lowest listing is not ranked, updated September 28, 2026.
Holon Research Tower Water Quarter Deck card list
All 15 printings in set order, with finishes and current market prices.
| # | Card | Rarity | Finishes | TCGplayer | Cardmarket |
|---|---|---|---|---|---|
| 1 | Staryu | None | 1st Edition, Unlimited Holo | from $5.00 | – |
| 2 | Ditto | None | Unlimited Holo | from $100.00 | – |
| 3 | Vaporeon ex | None | First Edition Holo, Unlimited Holo | $42.00 | – |
| 4 | Marill | None | 1st Edition, Unlimited Holo | from $4.00 | – |
| 5 | Starmie (Delta Species) | None | 1st Edition, Unlimited Holo | $2.00 | – |
| 6 | Azumarill (Delta Species) | None | 1st Edition | $6.00 | – |
| 7 | Eevee | None | 1st Edition | from $18.00 | – |
| 8 | Potion | None | 1st Edition, Unlimited Holo | from $4.99 | – |
| 9 | Master Ball | None | 1st Edition, Unlimited Holo | from $10.00 | – |
| 10 | Holon Scientist | None | 1st Edition | from $4.50 | – |
| 11 | Basic Water Energy | None | 1st Edition | from $2.00 | – |
| 12 | Basic Water Energy | None | 1st Edition | from $2.99 | – |
| 13 | Basic Water Energy | None | – | – | |
| 14 | Basic Water Energy | None | – | – | |
| 15 | Holon Energy WP | None | 1st Edition | from $1.99 | – |
Prices: Near Mint prices from TCGplayer (USD, via tcgcsv) and Cardmarket (EUR); “from” marks a lowest listing (an asking price, not a market value), on 10 cards. Updated September 28, 2026.
Graded prices from PSA, CGC, BGS, SGC, TAG and ACE, PSA population counts and recent sold listings are in Sparkl Pro.
Checklist from sparkl.gg/pokemon/japanese/holon-research-tower-water-quarter-deck/ · track this set free in Sparkl
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