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?