Blast hordes of alien ships into junk. Collect the scrap to upgrade your ship into an unstoppable force of destruction. 

Collect scrap dropped by your defeated enemies. Use it to upgrade your ship until it becomes unstoppable.

Fight and destroy bosses and grab the weapons they drop. Blast hordes of aliens with various projectiles, explosions and kinetic orbitals.

Unlock new characters with unique abilities and new weapon and upgrade types. Permanently upgrade your ship stats in between runs.