BioWare developed the Infinity Engine, BG1 and BG2. Interplay was the publisher. Black Isle was an internal division of Interplay and box label. Black Isle deve

BioWare developed the Infinity Engine, BG1 and BG2. Interplay was the publisher. Black Isle was an internal division of Interplay and box label. Black Isle developed Icewind Dale 1 & 2, and Planescape: Torment using the Infinity Engine.