The defining "feature" of this horror title is its system:
: The level design uses lighting and environmental cues (like furniture to vault over) to guide you during chases, while the AI enemies like Chris Walker vary their routes to keep you on edge. Outlast [v1.0a]
An "alleged prototype" of the 2013 version recently surfaced online, showing differences in the camera UI and run animations compared to the final release. Outlast: The Near PERFECT Horror Game The defining "feature" of this horror title is
: You play as Miles Upshur , a journalist documenting the horrors of "Project Walrider," a secret mind-control experiment inspired by the real-life MKUltra program. Outlast [v1.0a]