FirstBlood is a blockchain based esports platform that allows players to directly challenge each other or enter large tournaments and win rewards. Their network is powered by the Ethereum-based 1ST token.

Loom is building a gaming focused development platform for Ethereum-based applications. The Loom Network enables applications with smart contracts to access computing power that can be used for purposes that do not require a high degree of security. Loom is primarily focused on large scale games.
Loom will allow developers to create side chains called DAppChains that will operate in parallel to Ethereum smart contracts and will have their own consensus mechanisms. The Loom Network is powered by the LOOM token.