Developer of Hellblade, Ninja Theory is working on an experimental title called Project Mara which aims to be a real-world and grounded representation of mental terror.
Commercial Director Dom Matthews wrote:
You can check out Ninja Theory’s Dreadnought Diaries below, which discusses its development plans for the next few years and touches on Bleeding Edge, The Insight Project and Project: Mara.“Based on real lived experience accounts and in-depth research, our aim is to recreate the horrors of the mind as accurately and realistically as possible. Project: Mara will be an experimental title and a showcase of what could become a new storytelling medium."