Planet Killer

Top-down shooter roguelite where each shot permanently reshapes hostile planets

Talisman One Studio · Released Sep 9, 2026

Reviews: Very Positive; 82% of 135
Recent reviews: Very Positive; 92% of 26 in 30 days
Players: 9; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 5 days ago; Oct 23, 2026
Minimum PC: HD 530; 8 GB RAM · 0.4 GB disk; Full requirements

What is Planet Killer?

In this top-down shooter roguelite, you pilot a ship through hostile space to destroy planets while avoiding their defenses. Across procedurally generated runs, you fight increasingly dangerous worlds and bosses, buying weapons, modules, and ship upgrades at shops. Destroying planets unlocks more starting ships.

For you if...

+you enjoy experimenting with modular weapons and ship loadouts

Not for you if...

−you dislike starting another run after your ship dies

What players say

82% of 135 reviews are positive · 92% of 26 in the last 30 days

Players praise the simple premise and cooperative play. They criticize uneven difficulty, confusing weapon scaling, and slow progression.

Screenshots and trailer

Planet Killer system requirements

Minimum: HD 530, 8 GB RAM, 0.4 GB of disk space.

As published by the developer.

Can my PC run Planet Killer?

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Minimum

OS: 10 (64-bit)
Processor: Intel Core i3-6100 / AMD FX-6300
Graphics: Integrated graphics (Intel HD 530) or equivalent
Memory: 8 GB RAM
Storage: 450 MB available space
DirectX: Version 11

Does Planet Killer have co-op or multiplayer?

Yes: co-op online and split-screen and LAN. It also has a single-player mode. With Remote Play Together, one copy is enough to play the local modes online with friends.

Does Planet Killer run on Steam Deck?

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

Sometimes shows mouse, keyboard or non-Deck controller icons
Some in-game text is small and may be hard to read
All functionality is accessible with the default controller configuration
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows, macOS, Linux
Achievements: 21
Steam features: Cloud saves, Family Sharing
Languages: Full audio: English.

Does Planet Killer use AI-generated content?

Yes. The developers disclose AI-generated content on the game's Steam page:

A limited number of visual assets (such as certain icons and ship concepts) were created using AI-assisted tools and refined by the developer. All gameplay systems, core content, and procedural planet simulations are original.

The statement mentions: Art

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