Speaking during a roundtable after a keynote speech at the Unreal Fest event in Seattle, Epic Games Store general manager Steve Allison revealed plans to expand the company’s mobile game store with up to 50 third-party titles by the fourth quarter. One of those games will be Ark: Ultimate Mobile Edition, which was teased during the event. According to mobilegamer.biz, also on the way are cross-platform play and social features.