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.

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?