An amazing, unique and genuinely mind-bending entry into the science-fiction genre, Observation draws on its distinct set-up to pull you into a mystery set deep in space. It's existential dread condensed into roughly six to eight hours of gameplay. Discounting the sometimes buggy levels, it has everything you could ever ask for in an original sci-fi title: an intriguing premise, a foreboding theme, and an AI player character, whose motive eludes even yourself.