Is the Mightyena [Cosmos Holo] #18 considered rare in the Power Keepers set?

The facts provided only list the card details; specific rarity information for this card in the set is not available.

What condition should I expect for this Ungraded card?

Since the card is listed as Ungraded, its exact condition will need to be assessed upon inspection.

Where can I find this specific Pokémon Power Keepers card?

You can find this Mightyena [Cosmos Holo] #18 on JunkPal, a resale-value marketplace for Pokémon items.

Mightyena [Cosmos Holo] #18 — Pokémon Power Keepers Card Value

Pokémon Power Keepers

What the Mightyena [Cosmos Holo] #18 card from Pokémon Power Keepers is worth — ungraded and graded (PSA 10).

Mightyena [Cosmos Holo] #18 value — Ungraded $4. Prices updated July 2026.

Set · Pokémon Power KeepersGame · Pokémon

Live on eBay now

↗ Rising · +21%

See current eBay listings

Complete-in-box price history

Monthly CIB value, based on sold comps.

See the actual sold listings on eBay ↗

Live on eBay right now

Which version do you have?

If you just want the card, the Standard version at $4 is the cheapest option. The Reverse Holo at $7 and Cosmos Holo at $4 offer slight variations in print or finish, but the Cosmos Holo is the most affordable premium choice here. Save your money with the Standard unless you specifically want the visual difference of the Reverse Holo or Cosmos Holo.

VersionUsedNewBuy

Reverse HoloMightyena [Reverse Holo] #18 — Pokémon Power Keepers Card Value$7.49$179.5eBay ↗

StandardMightyena #18 — Pokémon Power Keepers Card Value$3.59$263.51eBay ↗

Cosmos Holo— this pageMightyena [Cosmos Holo] #18 — Pokémon Power Keepers Card Value$3.52—eBay ↗

JunkPal AI· resale insightanalyzing sold comps…

▍

Price data verified against · 1

PriceCharting — Mightyena [Cosmos Holo] #18 (Pokémon Power Keepers)$3.52

Item details

Brand: Pokémon
Set: Pokémon Power Keepers
Game: Pokémon

Mightyena [Cosmos Holo] #18 (Pokémon Power Keepers) card value

An ungraded Mightyena [Cosmos Holo] #18 from Pokémon Power Keepers averages around $4. A Grade 9 copy runs about null, and a PSA 10 gem-mint commands null.

What drives the price

Centering, corners, edges, and surface decide a card's grade — and the grade decides the price. The jump from raw to PSA 10 can be 5–20×, so condition is everything. Holos, first editions, and shadowless prints carry the biggest premiums.

Price guide

What this actually trades for — sold values by condition vs. what sellers are asking today

Shop this on eBay ↗

Condition	Value	Based on
Ungraded	$4	eBay sold comps

Frequently asked questions

Is the Mightyena [Cosmos Holo] #18 considered rare in the Power Keepers set?: The facts provided only list the card details; specific rarity information for this card in the set is not available.
What condition should I expect for this Ungraded card?: Since the card is listed as Ungraded, its exact condition will need to be assessed upon inspection.
Where can I find this specific Pokémon Power Keepers card?: You can find this Mightyena [Cosmos Holo] #18 on JunkPal, a resale-value marketplace for Pokémon items.