Grey Skies: A War of the Worlds Story

Third-person stealth adventure set during a Martian invasion of England

Steel Arts Software · Released Nov 5, 2020

Reviews: Mostly Negative; 37% of 166
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 2 years ago; Nov 16, 2023
Minimum PC: GeForce GTX 650; 8 GB RAM · 12 GB disk; Full requirements

What is Grey Skies: A War of the Worlds Story?

You play as Harper in a single-player adventure inspired by H.G. Wells, navigating the English countryside during a Martian invasion. You sneak past people under Martian influence, craft throwable weapons to distract or neutralize enemies, and upgrade Harper's abilities.

For you if...

+you enjoy using distractions and crafted weapons to bypass enemies
+you want an invasion story inspired by H.G. Wells

Not for you if...

−you prefer fast-paced combat over slow sneaking and scavenging

What players say

37% of 166 reviews are positive

Players praise the visuals, atmosphere, and music. Common complaints include tedious stealth, unresponsive controls, and checkpoints that force long sections to be replayed.

Screenshots and trailer

Grey Skies: A War of the Worlds Story screenshot 1

Grey Skies: A War of the Worlds Story system requirements

Minimum: GeForce GTX 650, 8 GB RAM, 12 GB of disk space.

As published by the developer.

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Minimum

OS: Windows 10
Processor: Intel i3-3220, AMD FX-6100 or higher.
Graphics: GeForce GTX 650, Radeon HD 7750 or higher.
Memory: 8 GB RAM
Storage: 12 GB available space
DirectX: Version 11

Does Grey Skies: A War of the Worlds Story have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Grey Skies: A War of the Worlds Story run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Sometimes shows mouse, keyboard or non-Deck controller icons
All functionality is accessible with the default controller configuration
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck
External controllers are not supported for the primary player

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 11
Steam features: Cloud saves, Family Sharing
Languages: Full audio: English.

Does Grey Skies: A War of the Worlds Story use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam