The digital entertainment group has agreed to acquire a 35% stake in the online game developer and publisher, part of which will come from existing investor Fidelity.

Digital entertainment group MTG has agreed to pay €91m ($100m) for a 35% stake in Germany-based online game producer InnoGames.

Founded in 2007, InnoGames develops and publishes freemium online games, running four studios and employing 400 people. Its stable of games has a total of 150 million registered users.

MTG will buy the shares from InnoGames’ founders and Eight Roads Ventures, a subsidiary of financial services group Fidelity Investments, which invested an undisclosed amount in the company in 2010 under…