Mamoswine [Reverse Holo] #21

Name: Mamoswine [Reverse Holo] #21
Brand: Pokemon

SetCrimson Invasion

Year2017

Ungraded

$2.99−$1.07

61 sales · last Jul 19, 2026

CGC 9

$48.50

2 sales · last Jul 8, 2026

PSA 9

$13.56

2 sales · last Jan 14, 2024

Mamoswine [Reverse Holo] #21 price guide

Mamoswine [Reverse Holo] #21 is a collectible Pokémon card from the Crimson Invasion expansion (2017). Setlot tracks 65 recorded sales for this card across 3 grade tiers, 0 of them in the last 90 days. CGC 9 copies have a 90-day median of $48.50. Ungraded copies currently trade around $2.99. The top grade commands 16× the ungraded price — grading meaningfully changes what this card is worth. The highest sale on record is $49.00 (CGC 9, May 13, 2026). 36 listings are live right now with asks from $0.72.

Price history

Log scale

Grading premium

Median graded price vs. the ungraded copy ($2.99) — a rough read on whether grading pays off.

CGC 9

16×

$48.50

PSA 9

4.5×

$13.56

Live listings

Search on eBay ↗

Lowest asks per grade. Older listings may have ended — “seen” is when we last confirmed each one.

Grade	Listing	Marketplace	Seen	Price
Ungraded 36 tracked	Mamoswine 21/111 Rare Crimson Invasion Pokemon Reverse Holo NM dodgecraze	eBay	4mo ago	$0.72↗
	Mamoswine Reverse Holo Rare SM - Crimson Invasion 21/111 LP briadye58	eBay	4mo ago

Recent sales

Date	Grade	Title	Sold on	Price
Jul 19, 2026	Ungraded	Reverse Holo Mamoswine 21/111 Rare SM - Crimson Invasion Near Mint↗	eBay	$2.99
Jul 19, 2026	Ungraded	Mamoswine 21/100 Rare Stormfront Pokemon Reverse Holo Lightly Played↗	eBay	$1.75
Jul 19, 2026	Ungraded	Mamoswine 21/100 Stormfront Reverse Holo Pokémon Card LP+↗	eBay	$4.99
Jul 12, 2026	Ungraded	Mamoswine 21/100 Reverse Holo Rare Stormfront Pokemon Cards↗	eBay

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