What makes Wildcard unique is its innovative approach to NFT gaming. Unlike other NFT games that rely on trading and breeding, Wildcard focuses on a player's skill in card gameplay. Wildcard allows players to use their cards to fight battles and earn rewards, making it a game of strategy and skill rather than just luck.  Furthermore, Wildcard operates on the Polygon network, which provides fast and cheap transactions. The game also features cross-chain compatibility, allowing players to use their Ethereum-based assets to play on the Polygon network.  Overall, Wildcard provides a unique and engaging experience that sets it apart from other NFT games in the market.