This was done with Doom! https://www.pcgamer.com/omdo-is-what-happens-when-you-turn-doom-into-a-magic-eye-puzzle/ https://www.pcgamer.com/omdo-is-what-happens-

This was done with Doom! https://www.pcgamer.com/omdo-is-what-happens-when-you-turn-doom-into-a-magic-eye-puzzle/ https://www.pcgamer.com/omdo-is-what-happens-when-you-turn-d...