| Year | Name | Developer | Machines | 
|---|---|---|---|
| 1991 | 
                
                  Castle of Dr. Brain
                
                
                
                '
                 Not Classified, Puzzle, | 1P, ???,  | 
              Sierra | 
                
                   | 
              
            
| 1992 | 
                
                  The Island of Dr. Brain
                
                
                
                '
                 Not Classified, | ???,  | 
              Sierra On-Line, Inc. | 
                
                   |