Mikhail Vinchel, a Russian entrepreneur who made his fortune with Mail.ru, has invested $75 million in IMI.VC, the venture firm started by Russian entrepreneur Igor Matsanyuk. IMI.VC focuses its investments on mobile applications. It was founded in 2011 after Matsanyuk sold his stake in gaming company Astrum Online and shifted into venture capitalism. Vinchel is joining the board of directors, along with Gregory Finger who serves on the boards of both Astrum Online an Mail.ru. IMI.VC portfolio companies include Game Insight, Farminers Startup Academy, and WeHeartPics.