DOOM on the WIFI Toothbrush,
See here for more info's:
https://youtu.be/-qvn0YUiH5o 

Find a few more updates in between on Twitter:
https://twitter.com/atc1441/status/1761321813412282668

Only working because of these 2 great Repos from wonderful people:
https://github.com/Spritetm/esp32c3-doom-bauble
https://github.com/fragglet/miniwad