DOOM (1993) is known for its hellish bravura and the legacy that followed. On the surface, we tend to think of big pink demon muscles, gnashing jaws, and bloodied grimaces. It’s a stern-faced brute that would be quicker to punch you in the mouth than hold a conversation. Somehow, that aura surrounds the game even today, 20-odd years after it was originally released. But we’re told that all hard-nosed giants have a soft side, and that is at least true for DOOM, as all you have to do is wind back the years to before it came out, to DOOM‘s somewhat goofy-looking production. I’m…