You can gain massive amounts of money by getting "magma resistance" upgrades and "magma gives money" perks, though you lose cargo if you die.
Super Motherload is a procedurally generated digging game where you collect minerals on Mars to purchase upgrades. Download Super MotherLoad PC Game 2013
Focus on upgrading your smelter early to automatically combine minerals into more valuable ones (e.g., combining bronzium and goldium for Katana Gold). You can gain massive amounts of money by
Digging a direct vertical shaft between outposts makes returning for fuel much faster and more efficient. Download Super MotherLoad PC Game 2013
Before downloading, ensure your machine meets these recommended specifications for smooth performance: Windows 7 or 8 (x86 and x64)