Thanks to one mad modder, we can now play Doom on an in-game terminal in Ultrakill

Doom can run on so many weird devices now, it's easier to tally up the things that don't support id's 1993 masterpiece. But running a game inside another game always tickles my lizard brain, and Squaresweets on GitHub has delivered: The Ultimate Doom, fully playable within the New Blood FPS Ultrakill.

Every level in Ultrakill begins with a diegetic shop terminal, sort of like the ones in Prey or the new (oh god, the newest one is 10 years old now) Deus Exes: You can walk up and seamlessly...