Prehistoric Water
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.
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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.
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.)
Artwork is identical across finishes; the holo or reverse shimmer is indicative.
Nothing can escape once wrapped in its tentacles, which it uses for self-defense as well as to catch food.
“Nothing can escape once wrapped in its tentacles, which it uses for self-defense as well as to catch food.”
Every Omastar print in the catalogue, including promos and cards from other series.