yugioh leviathan deck number 17 dragon Konami Yu-Gi-Oh! - Fabled Leviathan (DT03-EN036)

According to the card's auction listing on Heritage Auctions' website: This lot features one of the most sought-after cards in the entire Pokmon Trading Card Game

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Shortcut to the coolest cards in Innistrad: Midnight Hunt

The combination of its types allows it to utilize moves that cover a wide range of potential adversaries, making it a versatile choice for various battle strategies

As for an ability, I prefer Power of Dark to boost my Fiend-type monsters