Marsmare: Alienation

Marsmare: Alienation is a thrilling adventure of an earthling kidnapped by malevolent aliens. Improve your gear and gain new abilities as you progress through the game. Encounter numerous enemies such as Martians, robotic spiders, space slugs and flying drones.

At a glance

• Platform: Windows.
• Genres: Action, Indie.
• Release date: Jul 15, 2026.
• Steam user reviews: Positive (94% positive).
• Delivered as a Steam library entitlement — activation is handled by Steam.

Minimum

Recommended

System requirements as published by the developer on Steam.

Activate on Steam

• Open the offer above — it takes you to this game's official Steam store page.
• Buy it there, or if you bought a key elsewhere, open Steam and choose Games → Activate a Product on Steam.
• Enter the product code exactly as it was issued to you.
• The game appears in your Steam library — download and play.

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