![Mightyena [Cosmos Holo] #18](https://images.setlot.com/pokemon/pc-pokemon-power-keepers-mightyena-cosmos-holo-18.jpg?v=2)
Mightyena [Cosmos Holo] #18
SetPower Keepers
Year2007
Ungraded
$4.25−$0.37
79 sales · last Jul 8, 2026
PSA 6
$9.50
1 sales · last May 9, 2026
Grade 7
$9.99
1 sales · last Feb 17, 2026
PSA 8
$17.50
1 sales · last Jun 11, 2026
CGC 10
$11.04
1 sales · last Jul 8, 2026
Mightyena [Cosmos Holo] #18 price guide
Mightyena [Cosmos Holo] #18 is a collectible Pokémon card from the Power Keepers expansion (2007). Setlot tracks 83 recorded sales for this card across 5 grade tiers, 40 of them in the last 90 days. CGC 10 copies have a 90-day median of $11.04. Ungraded copies currently trade around $4.25. The top grade commands 4.1× the ungraded price — grading meaningfully changes what this card is worth. The highest sale on record is $18.00 (Ungraded, May 19, 2026). 14 listings are live right now with asks from $2.10.
Price history
Grading premium
Median graded price vs. the ungraded copy ($4.25) — a rough read on whether grading pays off.
PSA 6
2.2×
$9.50
Grade 7
2.4×
$9.99
PSA 8
4.1×
$17.50
CGC 10
2.6×
$11.04
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 13 tracked | Pokémon TCG Mightyena EX Power Keepers 18/108 Holo Exclusive ahndrew94 | eBay | 1mo ago | $2.10↗ |
| Mightyena 18/108 Cosmos Holo Rare EX Power Keepers Pokemon Card 2007 DMG funcollectables | eBay | 1mo ago |
Recent sales by grade· last 90 days
| Grade | Sold | Median | Range |
|---|---|---|---|
| Ungraded | 37 | $4.25 | $1.00 – $18.00 |
| PSA 6 | 1 | $9.50 | $9.50 |
| PSA 8 | 1 | $17.50 | $17.50 |
| CGC 10 | 1 | $11.04 | $11.04 |
Recent sales
| Date | Grade | Title | Sold on | Price |
|---|---|---|---|---|
| Jul 8, 2026 | CGC 10 | POKEMON MIGHTYENA 2007 EX POWER KEEPERS #18/108 CGC 10 Q6438↗ | eBay | $11.04 |
| Jul 8, 2026 | Ungraded | Pokémon Mightyena 18/108 EX Power Keepers Holo Rare Stage 1 HP 70 2007↗ | eBay | $1.31 |
| Jul 8, 2026 | Ungraded | Played (LP) Mightyena - Holo #18 Power Keepers Pokemon TCG↗ | eBay | $7.00 |
| Jul 8, 2026 | Ungraded | 2007 Pokemon EX Power Keepers Mightyena Holo Rare #18/108↗ | eBay |
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