An 80's 8-bit FPS Roguelite

The year is 1985, you are a programmer working on the cutting edge of virtual reality and artificial intelligence. After tampering with your homemade A.I.'s moral code, it hacked into your virtual reality world and threatens to release all of it's minions into the real world. You must now enter into the virtual world you created to stop your A.I. before it is too late.