SIGIL inspired map (e3m1) that I made in 4 months.
Has a straight forward gameplay with one part being a small puzzle.
Enjoy!
Source port recommended: Crispy Doom
1. Create a shortcut for Crispy Doom exe file.
2. Right-click on it & find the 'target' line.
3. At the end of the line, type '-file om.wad'
4. Launch it!
Credits: John Romero for Sigil, doomworld & their playtesters, Id Software