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Great Ball #21

Name: Great Ball #21
Brand: Pokémon
Price: 0.20 USD
Availability: InStock

Pokémon card · Released 1 Jun 2018

Market value

$31.04

▲ 0% since Sept 2026

Estimated from recent completed sales.

$31.04 · Oct 2026

Live now · PSA 10

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About this card

Card guide

Great Ball #21 — price research

Great Ball #21 is a card from the Alolan Sandslash & Ninetales expansion (2018). Recent guide-style prices on PokeGoTo include PSA 10 around $31.04, PSA 9 around $10.62, ungraded around $0.2. Use this page to compare grade price points, scan price history when available, review PSA population data when present, and browse live eBay listings related to the card.

Listing prices and sold comps can differ from guide figures depending on condition, grading company, and seller terms. Treat everything here as educational market context — not a valuation certificate or investment advice.

From here you can add the card to a collection or buy list (including as a guest with limits), open the parent set checklist, or compare similar prints when you’re deciding what to chase next.

Liquidity

illiquidIlliquid

6 sales/yearestimated tier from yearly volume

sales/month

Rarely trades

Scale

Very high
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Moderate
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Illiquid

Grade	Price	3mo	6mo	12mo	Δ12mo	PSA Pop	PSA Pop %	Liquidity
PSA 10	$31.04Shop on eBay	$31.03	$31.03	$31.03	—	—	—	illiquid
PSA 9	$10.62Shop on eBay	$10.61	$10.61	$10.61	—	—	—	illiquid
Ungraded	$0.2Shop on eBay	$0.22	$0.21	$0.25	-47%	—	—	illiquid