Dark Omastar
Set Number
#19
Pokédex #
139
Level
33
Retreat Cost
2

Market Value

Updated Jun 27, 2026
TCGPlayerUSD
$38.15

1st-edition

Low $59.99Mid $238.10
CardmarketEUR
14,45 €

Avg 10,75 €

Low 5,00 €

Rough market estimates sourced from TCGPlayer and Cardmarket via TCGdex. Not financial advice.

WaterStage 2

Dark Omastar

HP 70Rare• Art by Tomokazu Komiya
Evolves From
Dark Omanyte

Attacks

Prehistoric Water

W

If your opponent has any evolved Pokémon in play, choose 1 of them and flip a coin. If heads, your opponent takes the highest Stage Evolution card on that Pokémon and shuffles it into his or her deck.

Dark Tentacle

WC
30

During your opponent's next turn, the Defending Pokémon can't evolve except from effects of attacks or Pokémon Powers. (Benching that Pokémon ends this effect.)

Weakness

Grass ×2

Nothing can escape once wrapped in its tentacles, which it uses for self-defense as well as to catch food.

Format Legality

unlimited: Legal