Buy Dementium II PC Key

★ ★ ★ ★ ★

When does Dementium II come out? The game has not reached any of the stores we track yet, so there is no price so far. Once the first offers appear we will start recording their history from release day, so later you will be able to see how the price moved from the start. Set an alert and we will write when the game goes on sale.

Release: October 2026
Atooi
Atooi
Official
Unavailable
Keyshops
Unavailable
Buy in Official Store:
Unavailable
Buy in Keyshops:
Unavailable

No entries, but don't worry, we will inform you once the new offer appears.

Create Alert Create deal Alert

About Dementium II

Dementium II - about the game

Dementium II is a first-person survival horror adventure game that places players in the role of William Redmoor as he navigates a fractured reality inside and beyond the Bright Dawn Treatment Center. The experience blends tense exploration, resource management, and direct combat against grotesque creatures in a narrative-driven single-player campaign. Set on PC, the title rebuilds the original handheld experience with updated visuals, controls, and quality-of-life features while preserving the core atmosphere of dread and psychological tension.

Gameplay

Players move through hospital corridors, an abandoned village, and increasingly distorted environments while managing limited ammunition and health items. The central loop involves searching for clues and supplies, solving light environmental puzzles, and confronting enemies that range from shambling horrors to more aggressive threats. A key mechanic allows simultaneous use of a flashlight and single-handed weapons, removing the need to switch between light and defense. Larger spaces support jumping and crawling to reach new areas or evade attacks, and cleared sections remain free of respawning foes once enemies are eliminated.

Inventory management supports carrying items for on-demand use rather than location-specific pickups, and manual save points appear at mirrors scattered through the levels. Weapons demand different approaches, from close-range melee options to ranged tools that suit specific monster types. The story unfolds through collected letters and environmental details, revealing William's past accusations and the Doctor's experiments without relying on heavy exposition. Options let players toggle between high-resolution rendering up to 4K or a retro pixelated style, along with a choice of realistic beam lighting or the original stencil-style flashlight effect. Music cues that once warned of nearby threats can be disabled for a more unpredictable experience, and a mini-map aids navigation on the single screen.

Game Modes

The primary experience is the linear story campaign that follows William's escape and search for answers across multiple connected locations. After completing the main narrative, an unlockable Survival mode becomes available. This mode shifts focus to arena-style encounters where players battle successive waves of creatures across cleared environments, testing weapon strategies and endurance without the exploration or puzzle elements of the campaign. No additional modes such as multiplayer or time trials appear in the verified feature set.

Story and Setting

William Redmoor awakens after surgery with no memory of events leading to his confinement. Hospital records accuse him of murdering his wife, yet a postcard in his own handwriting urges him to flee. Reality fractures around him, blending the treatment center with nightmarish versions of the outside world. Letters signed by his wife guide him forward while the Doctor observes and theorizes that the procedure released something dangerous from within William's mind. The narrative connects directly to the events of the prior game, though new players receive enough context to follow the central mystery of guilt, escape, and confrontation.

Technical Features and Accessibility

Full controller support pairs with mouse-and-keyboard controls for flexible input. The game runs verified on Steam Deck hardware, allowing portable play sessions. Achievements track progress through combat feats, exploration milestones, and story revelations. Visual toggles accommodate different preferences for clarity versus nostalgic presentation, and the single-screen layout consolidates all information without the dual-display split of the original hardware.

Is It Worth Playing?

Dementium II suits players who enjoy focused single-player horror adventures that mix exploration, deliberate combat, and atmospheric storytelling over long campaigns or competitive elements. The persistent cleared areas, dual-wield flashlight system, and varied enemy strategies create a satisfying loop for those who appreciate resource tension and incremental progress through hostile spaces. The short campaign length encourages a complete playthrough in one or two sittings, while Survival mode extends replay value for combat-focused sessions. Availability on PC with modern display and control options makes the experience accessible to newcomers and returning fans alike. Those seeking dense narrative puzzles or extended open-world freedom may find the directed structure limiting, but the title delivers a cohesive horror package built around its core mechanics and setting.

Interface:
English
Audio:
English
Subtitles:
English

Age rating

Unavailable
Historical low
Price history from official stores
-
-
-
Price history from keyshops
-
-
-

FAQ

8 questions

Before you start looking for a cheap Dementium II PC key, check the essentials. Developed by Atooi. Published by Atooi. PC released date: October 2026. Genres: Action, Indie, Adventure. Categories: Family Sharing, Single-player, Steam Achievements, Full controller support, Steam Cloud, Custom Volume Controls, Playable without Timed Input, Stereo Sound, Adjustable Difficulty.

Q

Where to buy a cheap Dementium II Steam key or CD key?

There are currently no active offers for Dementium II. Set a price alert on XD.deals and we will notify you the moment a deal becomes available.

We don't have a current Steam Store price for Dementium II. The game may be temporarily unavailable or not yet listed on Steam.

Our price tracker covers both official retailers and key marketplaces, so you can find Dementium II on sale even outside seasonal promotions. We currently detect 0 active offers from official stores and keyshops. Check the table above, compare against the historical low, and set an alert so you never miss the next price drop.

Based on our data, Dementium II is not currently available on GeForce NOW. You will need to run it locally on your PC. Browse games available on GeForce NOW.

Yes. Dementium II has an official page on the Steam Store, but we currently don't track any third-party offers with Steam DRM. Check back later or set a price alert.

Not at this time. Valve marks Dementium II as Unsupported on Steam Deck. Keep an eye on XD.deals - we track Proton updates and community fixes. Browse games that are Steam Deck Verified or Steam Deck Playable.

According to our data Dementium II is not currently available on PC Game Pass, EA Play or Ubisoft+. We are still filling in the catalogues of these services, so it is worth confirming the status at the source before you decide. If you are buying, XD.deals will help you find the lowest price.

No - XD.deals is not a store. We are a price-comparison service that tracks the best Dementium II deals across official stores and verified keyshops. Click "Go to Store" next to any offer and you will be redirected to the retailer's website to complete your purchase.

Want to buy at the best moment? Set a price alert on XD.deals and get notified when Dementium II hits its next historical low.

Create Alert
Join our Discord
Get instant help from our community and stay updated on the latest deals
Set Price Alerts
Get notified by email when game prices drop to your target
Create Free Account
Unlock wishlists, price alerts, and Steam sync