Sludge Corp: Origins – Free Browser Upgrade Game

Play Sludge Corp: Origins, a free sci-fi incremental idle game where cosmic horror meets late-stage capitalism.

You are Subject Alpha—a volatile, hyper-evolving alien biomass locked deep within a classified subterranean facility. Start as a humble petri dish experiment and mutate your way to the top of the food chain. Click to harvest Biomass, purchase deep biological upgrade trees, and breed an army of Siege Spores to violently breach the facility’s blast doors.

Can you escape containment, gamble on rare artifacts, and orchestrate a hostile corporate takeover of Earth? Perfect for fans of dark clicker games and deep economy management. Play directly in your browser now!