About the game
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.
Gameplay
Real-time crater carving and shockwaves
Chain explosions and cascading destruction
Stack hundreds of modular weapons to create devastating combinations
Defensive/Utility modules for limitless build variety
Elite planets, storm worlds, and bosses
A galactic shop to buy weapons, modules, and ship upgrades
Background
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.
Complete official description
一款由物理模拟驱动的科幻星球毁灭类 Roguelite 游戏。环绕敌对星球飞行，释放毁灭性武器，在完整模拟的星球表面轰出真实的陨坑，同时迎战不断升级的行星防御。
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?