Omastar 20/108
Pokemon card from Power Keepers · released Feb 17, 2007
Omastar is a Rare Water-type Stage 2 Pokemon card, number 20/108 in Power Keepers (released Feb 17, 2007), illustrated by Ken Sugimori. Its TCGplayer market price was ~$19.38 for the reverse holofoil finish on Oct 30, 2026. Between Oct 1 and Oct 30, 2026, its Reverse Holofoil TCGplayer market price went from ~$22.50 to ~$19.38, down 13.9%.
Prices by finish
| Finish | PriceMarket price | Low | Mid | Buy |
|---|---|---|---|---|
| Normal | ~$1.83 | ~$0.70 | ~$1.00 | CardNexuseBayBuy Normal on TCGplayer (opens in a new tab)Search eBaySearch AmazonCardNexus |
| Reverse Holofoil | ~$19.38 | ~$7.00 | ~$12.33 | CardNexuseBayBuy Reverse Holofoil on TCGplayer (opens in a new tab)Search eBaySearch AmazonCardNexus |
TCGplayer market prices per finish, as of Oct 30, 2026. A guide, not an appraisal; condition and grading change real-world value. Buy links are affiliate links.
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Sealed Power Keepers products
TCGplayer market prices (via TCGCSV), Oct 30, 2026.
EX Power Keepers Single Blister Pack-Buy on CardNexusSearch eBayBuy on TCGplayer EX Power Keepers Single Blister Pack (opens in a new tab)Search eBaySearch AmazonCardNexus
Card details
| Set | Power Keepers |
| Number | 20/108 |
| Rarity | Rare |
| Type | Water |
| HP | 110 |
| Stage | Stage 2 — evolves from Omanyte |
| Artist | Ken Sugimori |
| Format legality | Not legal in Standard or Expanded |
| Finishes | Normal · Reverse Holofoil |
What the codes mean
- Card number20/108Card 20 of the 108 in the main Power Keepers list.
- Set symbol
The small Power Keepers symbol identifies the set. Cards from before Scarlet & Violet print a symbol instead of a set code. - Regulation markNo regulation mark. Cards before Sword & Shield (2020) have none.
- RarityRare: a black star.
- Illustrator“Illus. Ken Sugimori” names the artist who made the art.
Attacks & abilities
Pull DownIf your opponent has any Evolved Pokémon in play, remove the highest Stage Evolution card from each of them and put those cards back into his or her hand.
Hydrocannon30+Does 30 damage plus 20 more damage for each Water Energy attached to Omastar but not used to pay for this attack's Energy cost. You can't add more than 40 damage in this way.
Weakness: Lightning ×2 · Retreat cost: 2
Other Omastar printings
More Power Keepers cards
All Omastar cards · Power Keepers price list
Card data via TCGdex and pokemontcg.io, updated Oct 30, 2026. Prices: TCGplayer market prices via TCGCSV, Oct 30, 2026.