I know there is another project named" Firstblood", which as far as I know, is another project that focus on the e-game industry. The e-games are very popular during the young children, and I think both of them will be success.
The most popular esports related cryptocurrency right now would be GameCredits (based on the current market cap). Also, they just sponsored an esports (ESL) tournament last week which is great progress for them.