FanDuel - Daily Fantasy Football, MLB, NBA, NHL Leagues...
CryptoKitties - Breed and collect adorable creatures using Ethereum
RedraftHero - All-in-one fantasy sports platform.
CryptoAlpaca - Adopt unique alpaca on blockchain and shear wools everyday
No Halftime - Challenge others on player vs player fantasy sports matchups
Mars Genesis - 10,000 unique parcels of Mars stored on the blockchain