The Tartarus Key — Steam game overview

Stored observation / content update: 2026-10-25T11:00:21.000Z

There’s no way out for Alex Young who wakes up to find herself locked in a strange mansion filled with puzzles, traps, and cameras following her every move. Whether she and her companions live or die, and find the truth behind their abduction, is up to you in this first-person mystery thriller.

Game metrics below are stored observations; missing values are unknown.

Revenue is modelled, not confirmed sales. See the methodology and uncertainty range.