CryptoKitties - Breed and collect adorable creatures using Ethereum
Mars Genesis - 10,000 unique parcels of Mars stored on the blockchain
MetaMask.io - A crypto wallet & gateway to blockchain apps
CryptoAlpaca - Adopt unique alpaca on blockchain and shear wools everyday
CryptoFighters - Collect, train and battle with unique fighters with Ethereum
Loot - Loot is a bank account ledger.