FanDuel - Daily Fantasy Football, MLB, NBA, NHL Leagues...
CryptoKitties - Breed and collect adorable creatures using Ethereum
RedraftHero - All-in-one fantasy sports platform.
CryptoTwittos - Own Twitter accounts, on the blockchain
No Halftime - Challenge others on player vs player fantasy sports matchups
CryptoPunks - Unique characters you can own on the Ethereum blockchain