Sierra Madre Games

Bios:Origins is the 3rd part of the Bios Trilogy. The action starts much earlier than most Civilization games: 200,000 years ago or even earlier. One to four players represent the human subspecies extant at that time: Sapiens, Neanderthal, Denisovans, & H

The 7 wonders of the great civilizations were built by slave-power, and societies' need to enslave weaker neighbors went unquestioned for millennia. Until the day an audacious petition was sent to Parliament, not just to end slavery in England, but throug

It's 43,000 BC in Ice Age Europe, the dawn of modern man. In Neanderthal, you are one of three human species: Archaic, Neanderthal, or Cro-Magnon. Assign your males to hunt Pleistocene megafauna, but try to avoid being eaten by predators. Assign your wome

What if Hollywood and the doomsters are wrong and the future is non-dystopian?