Gravity Gemstone (Reverse Holofoil)

Description

Gravity Gemstone (sv7-137 Reverse Holofoil) is a Trainer card from the Stellar Crown set printed as 137/142 with Uncommon rarity. The provided card data includes no attacks, abilities, or rules text and lists its subtype and type as Unknown, so its in-game effects are not specified. Card data lacks rules text so it's unclear whether this version is a playable Trainer or a promotional/sealed insert.