Game · Talisman One Studio
Planet Killer
- Co-op
A physics-driven sci-fi destruction roguelite. Orbit hostile worlds, unleash devastating weapons, and carve real craters into fully simulated planets while escalating planetary defenses fight back.
Before you buy
- Redeem on
- Steam clientPC: Windows, macOS, Linux. Needs a free Steam account.
- Activates in
- Europe and UK. Activates on accounts registered in 32 countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, United Kingdom.Activates on accounts registered in the EU, EEA, Switzerland and the United Kingdom.Will not activate on accounts registered in North America, Asia, Latin America or Oceania.
- You get
- A digital activation keyStandard edition. No disc, no box.
- Delivery
- To your account and by emailDelivered to your account and by email once it is ready. Some orders get a short manual check first.
Trailers and screenshots
About this game
You are a Planet Killer.
Seek hostile worlds.
Reduce them to molten ash.
Planet Killer is a physics-driven destruction roguelite where every shot permanently reshapes the battlefield. Unleash devastating weapons into fully simulated pixel-based planets, carve massive craters, trigger chain reactions, and survive relentless planetary defenses with up to 6-player online co-op.
Choose your starting ship, each with unique strengths and weaknesses, and unlock new ships by destroying planets.
DEVASTATING PLANETARY DESTRUCTION
Fully simulated destructible planets
Real-time crater carving and shockwaves
Chain explosions and cascading destruction
Every shot leaves a permanent impact
Terrain fractures. Defenses collapse. Worlds crumble beneath sustained bombardment.
A GALAXY OF UNIQUE WORLDS
Advanced procedural planet generation makes every planet unique with detailed cities, surface features, cloud/storm systems, continents, islands, and oceans. Even the background of space is unique with various star fields, nebula, and galaxies.
ESCALATING PLANETARY DEFENSES
Planets fight back.
Surface cannons
Missile batteries
Defensive countermeasures
Increasingly dangerous worlds
BUILD YOUR LOADOUT
Stack hundreds of modular weapons to create devastating combinations
Missiles, cannons, lasers, rapid-fire barrages, experimental weapons
Defensive/Utility modules for limitless build variety
Adapt your build to counter evolving planetary defenses
Every run offers new upgrades, new strategies, and new ways to annihilate.
ROGUELITE PROGRESSION
Each run pushes you deeper into hostile space.
Procedurally generated encounters
Increasing difficulty and deadlier planetary variants
Elite planets, storm worlds, and bosses
A galactic shop to buy weapons, modules, and ship upgrades
Permanent run-based death
Rank up your unique Planet Killer emblem and title
High-score chasing destruction
Unlock over 128 unique starting ships for endless replayability
Chart your path, upgrade your ship, and see how far you can get
How many worlds can you erase before you fall?
Description, images and details are taken from this product's Steam page.
Details
- Developer
- Talisman One Studio
- Publisher
- Talisman One Studio
- Released
- 9 Sep, 2026
- Genres
- Action, Shooter
- Runs on
- Windows, macOS, Linux
- Activates on
- Steam client, Europe and UK
- Interface
- English
- Full audio
- English
- Controller
- Full controller support
- Single-player
- Multi-player
- Co-op
- Online Co-op
- LAN Co-op
- Shared/Split Screen Co-op
- Shared/Split Screen
- Steam Achievements
- Full controller support
- Custom Volume Controls
- #category_playable_at_your_own_pace
- Playable without Timed Input
- DualShock Controller Support
- DualSense Controller Support
- Save Anytime
- Steam Input API Support
- Stereo Sound
- Steam Cloud
- Steam Leaderboards
- Remote Play Together
- Family Sharing
System requirements
Windows
| Component | Minimum | Recommended |
|---|---|---|
| OS | 10 (64-bit) | 10/11 (64-bit) |
| Processor | Intel Core i3-6100 / AMD FX-6300 | Intel Core i5-8400 / AMD Ryzen 5 2600 |
| Memory | 8 GB RAM | 16 GB RAM |
| Graphics | Integrated graphics (Intel HD 530) or equivalent | NVIDIA GTX 1060 / AMD RX 580 or equivalent |
| DirectX | Version 11 | Version 11 |
| Storage | 450 MB available space | 450 MB available space |
macOS
| Component | Minimum | Recommended |
|---|---|---|
| OS | macOS 11.0 Big Sur | macOS 12.0 Monterey or newer |
| Processor | Apple M1 or Intel Core i5, 64-bit | Apple M1 or Intel Core i7, 64-bit |
| Memory | 4096 MB RAM | 8192 MB RAM |
| Graphics | Apple M1 integrated graphics or Intel/Radeon GPU with Metal support | Apple M1 or dedicated Metal-compatible GPU |
| Storage | 1000 MB available space | 1000 MB available space |
| Sound Card | Any macOS-compatible audio device | Any macOS-compatible audio device |
Linux / SteamOS
| Component | Minimum | Recommended |
|---|---|---|
| OS | Ubuntu 20.04 LTS / SteamOS 3.0 or newer | Ubuntu 22.04 LTS / SteamOS 3.0 or newer |
| Processor | 64-bit dual-core processor, 2.5 GHz | 64-bit quad-core processor, 3.0 GHz |
| Memory | 4096 MB RAM | 8192 MB RAM |
| Graphics | Vulkan 1.0-compatible GPU | Vulkan-compatible dedicated GPU or Steam Deck-class AMD APU |
| Storage | 1000 MB available space | 1000 MB available space |
| Sound Card | Any Linux-compatible audio device | Any Linux-compatible audio device |
Activating it on Steam client
- Open the Steam client and sign in.
- Choose Games in the top menu, then Activate a Product on Steam.
- Paste the key and confirm. It appears in your library.
The key is listed for the Europe and UK. Activates on accounts registered in 32 countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, United Kingdom. region. Read how regions work before you buy.