Prices
| Variant | TCGplayer | Cardmarket |
|---|---|---|
| First Edition | $3.50 Low $2.00 · High $3.00 | No price |
| Unlimited | No price | €1.91 |
TCGplayer prices are Near Mint market averages, Cardmarket prices are 30-day averages in EUR. Refreshed every 15 minutes, as of .
Details
Attacks
Choose 1 of your opponent's Evolved Pokémon. Remove the highest Stage Evolution card from that Pokémon and have your opponent shuffle that card into his or her deck. 相手の「進化ポケモン」1匹を、1進化ぶん退化させる。退化のためにはがした「ポケモンのカード」は、相手の山札にもどし、山札を切る。
Does 30 damage plus 10 more damage for each Helix Fossil, Dome Fossil, and Old Amber in your discard pile. 自分のトラッシュの「かいの化石」「こうらの化石」「ひみつのコハク」の枚数×10ダメージを追加。
- Weakness
- Grass+30
- Retreat
- 1
- Rarity
- 希少
- Artist
- Hajime Kusajima
- HP
- 120
- Number
- 023/090
- Expansion
- Advent of Arceus
- Series
- Platinum
- Types
- Water
- Subtypes
- Stage 2
Price history
| Date | Average |
|---|---|
| Aug 16, 2026 | $3.25 |
| Aug 17, 2026 | $3.25 |
| Aug 18, 2026 | $3.25 |
| Aug 19, 2026 | $3.50 |
| Aug 20, 2026 | $3.50 |
| Aug 21, 2026 | $3.50 |
| Aug 22, 2026 | $3.50 |
| Aug 23, 2026 | $3.50 |
| Aug 24, 2026 | $3.50 |
| Aug 25, 2026 | $3.50 |
| Aug 26, 2026 | $3.50 |
| Aug 27, 2026 | $3.50 |
| Aug 28, 2026 | $3.50 |
| Aug 29, 2026 | $3.50 |
| Aug 30, 2026 | $3.50 |
| Aug 31, 2026 | $3.50 |
| Sep 1, 2026 | $3.50 |
| Sep 2, 2026 | $3.50 |
| Sep 3, 2026 | $3.50 |
| Sep 4, 2026 | $3.50 |
| Sep 5, 2026 | $3.50 |
| Sep 6, 2026 | $3.50 |
| Sep 7, 2026 | $3.50 |
| Sep 8, 2026 | $3.50 |
| Sep 9, 2026 | $3.50 |
| Sep 10, 2026 | $3.50 |
| Sep 12, 2026 | $3.50 |
| Sep 13, 2026 | $3.50 |
| Sep 14, 2026 | $3.50 |
Where to buy
More from Advent of Arceus
View all 90 cards
Omastar is card 023/090 of Advent of Arceus, a Platinum series Japanese Pokémon TCG expansion. Prices and price history here come from TCGplayer and Cardmarket and refresh every 15 minutes, and you can scan and track your Advent of Arceus cards in the Arca TCG app.
Start your collection today
Download Arca free and scan your first card in seconds — English and Japanese cards, live prices, no account needed.