Ad Fundum

Ad Fundum places players in a dieselpunk world where they pilot a giant mech to explore the Earth's depths. Gameplay centers on drilling through rock, collecting resources, and managing the mech's fuel, temperature, and hull integrity. Players return to a customizable base to sell resources, upgrade their mech's individual components, and unlock new abilities.

The game features 8 diverse, procedurally generated underground locations, each with unique visual styles, mechanics, and threats. Environmental hazards like earthquakes pose risks but also present opportunities for resource acquisition. Players can uncover ancient secrets and artifacts to learn about Earth's history and unlock special mech upgrades. Ad Fundum includes multiple difficulty levels and several story endings, offering replayability.