Secret Rare

Slate Warrior World Championship 2004: GBA Promo #WC4-003

Card #WC4-003

Market value · ungraded

$6.56

▲ 5.0% · 30d

Blended from live market data · graded from real sold data
Confidence medium · estimate, not an appraisal · How we price →

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Slate Warrior is a Secret Rare Yu-Gi-Oh! card from World Championship 2004: GBA Promo (#WC4-003). Its current blended market value is $6.56 ungraded. Prices update from real market data.

Graded prices

We don't have a graded price for this card yet — there aren't enough verified graded sales to publish one we'd trust. A grade only appears here once enough real sold results back it. See the raw (ungraded) estimate above in the meantime.

What this price is based on

Low confidence

Only 0 sales in the last 90 days.

Median · Raw$8.001 sale

Trimmed mean—outliers removed

Range$8.00 – $8.00lowest to highest sale

Sales rate0.5/mo3 recorded

Recent Raw sales

Apr 13, 2026Fanatics — 2004 Yu-Gi-Oh! World Championship Tournament Promo Slate Warrior #WC4-003 CGC AU$8.00

By grade

Raw$8.001 sale
PSA 9$32.001 sale
PSA 10$1751 sale

From 3 completed sales recorded between Mar 24, 2026 and May 12, 2026. Sold prices only — asking prices are never counted.

Grade it or not

Not enough graded evidence yet — 2 graded sales recorded.

✨ Is it worth it?

An AI market read of this card — value, momentum, grading economics, liquidity. It lays out the data; you decide.

Price history · raw near-mint

14 Jul 202621 Aug 2026

Latest

$6.56

Period high

$6.56

Period low

$6.25

Change

▲ 5.0%

Recent Fanatics auction sales

GradeItemSoldTypePrice

Raw2004 Yu-Gi-Oh! World Championship Tournament Promo Slate Warrior #WC4-003 CGC AUTH2026-04-13BIN$8

1 Fanatics Collect sale matched to this card.

See live Fanatics auctions →

Available to buy nowLive on eBay

Card details

Set: World Championship 2004: GBA Promo
Number: #WC4-003
Rarity: Secret Rare
Game: Yu-Gi-Oh!

More from World Championship 2004: GBA Promo

Valkyrion the Magna Warrior

#WC4-E001 · Prismatic Secret Rare

$69.91

Harpie's Feather Duster

#WC4-E003 · Prismatic Secret Rare

$50.48

Sinister Serpent

#WC4-E002 · Prismatic Secret Rare

$42.50

Kinetic Soldier

#WC4-002 · Secret Rare

$18.57

Fairy King Truesdale

#WC4-001 · Super Rare

$3.10

All World Championship 2004: GBA Promo cards →

Where to buy & check prices

Check recent sold prices

eBay sold

Frequently asked questions

How much is Slate Warrior worth?

Slate Warrior (World Championship 2004: GBA Promo #WC4-003) is worth around $6.56 ungraded, based on live Yu-Gi-Oh! market data.

Where can I buy Slate Warrior?

You can buy Slate Warrior on TCGplayer, Cardmarket and eBay — see the live listings on this page. Always compare against the blended market value first.

What rarity is Slate Warrior?

Slate Warrior is a Secret Rare Yu-Gi-Oh! card from the World Championship 2004: GBA Promo set.

Cite & embed this card

Free to use with attribution to CardTrack.

Citation

Slate Warrior (World Championship 2004: GBA Promo #WC4-003) — Yu-Gi-Oh! market value $6.56. Source: CardTrack, https://cardtrack.com/yugioh/card/world-championship-2004-gba-promo/slate-warrior-wc4-003

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<p style="font:12px system-ui">Source: <a href="https://cardtrack.com">CardTrack</a></p>