Geneforge

Geneforge is an Indie fantasy role-playing game, the first game in the five-part Geneforge Saga. It features an enormous world, the ability to create your own army of lethal, totally obedient creatures, and a cunning enemy AI with foes who can go on patrols, stalk you, and run for help. Geneforge has a huge and open storyline. You have the freedom to choose your own path and decide how the story will turn out. You can fight the evil overlord or you can join him. You can help the peasants or you can torment them. You can be the bold hero or you can just try to get away. No matter what you choose, Geneforge offers an enormous adventure with plenty of replay value.

Geneforge is a strategy/adventure game available on PC.