Planet Killer

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?