Russian Internet company Mail.Ru has acquired e-sports group ESForce for $100m, less any outstanding debt at closing, with a further performance-related sum payable at the end of 2018.
The further payment was likely to be around $20m, the company said.
It is acquiring the business from Anton Cherepennikov and Highland Falls Investment.
The eSports market continues to see very fast growth and in 2018 Superdata estimate the global market will be around $1.6bn with around 300m users, Mail. Ru said.
"ESForce is one of the largest ESports companies in the world, and is the largest in Russia and eastern Europe."