Omastar is a Rare card from the Power Keepers set, designated as #20 in the collection. This Water/Rock-type Pokémon features a unique design and gameplay mechanics that appeal to collectors and players alike. Currently valued at $1.55, it reflects the ongoing interest in vintage Pokémon cards, particularly those from the third generation. As part of a popular expansion, Omastar continues to hold significance in both competitive play and collectible markets.