CryptoKitties

CryptoKitties is a blockchain-based game where players can buy, sell, and breed digital cats. Each cat is a unique non-fungible token (NFT) with its own set of genetic traits that can be passed on to offspring. The game operates on the Ethereum blockchain, allowing for secure ownership and trading of these virtual pets. CryptoKitties popularized the concept of blockchain gaming and NFTs, showcasing how blockchain technology can be applied to create unique digital assets and experiences.