Zenfar: The Adventure (2001)

Zenfar: The Adventure is a science fiction RPG. Gameplay shows an isometric view of your character from above; you move him by clicking on onscreen places or items with your mouse, similar to Diablo or Fallout. Gameplay is in real time. After creating a character, you must explore the alien world of Zenfar, figure out how to defeat a series of force fields dividing Zenfar into separate habitats, and unite the inhabitants against your alien overlords.