https://hamumu.itch.io/spooky-castle
https://hamumu.fandom.com/wiki/Spooky_Castle
https://www.youtube.com/watch?v=oXUs5hiROpk
Another game by the same dev
The Adventures of Bouapha: Sleepless Hollow is a Hamumu Software game based on Dr. Lunatic's code, with elements of Loonyland: Halloween Hill mixed in. It was released on October 31st 2007, as part of the Best Halloween Ever! celebration and is part of the The Adventures of Bouapha series.
https://hamumu.fandom.com/wiki/Sleepless_Hollow
https://hamumu.itch.io/sleepless-hollow
Seems like he made a bunch of games which has since gone freeware, maybe add the ones you feel like then
https://hamumu.fandom.com/wiki/Category:Games
These are already on the site
Dr. Lunatic (2000), by Hamumu Software
Loonyland: Halloween Hill (2001), by Hamumu Software
Spooky Castle: The Adventures of Kid Mystic (1999), by Hamumu Software / eGames, Inc.
SPISPOPD
There is quite a story behind this one
https://www.youtube.com/watch?v=3vHV5B77RM8
https://hamumu.itch.io/spispopd
https://hamumu.fandom.com/wiki/SPISPOPD
https://www.mobygames.com/game/dos/smas ... rid-debris
Installation guide:
https://hamumu.fandom.com/wiki/How_to_Run_SPISPOPD
I personally skipped the dosbox config step and just mounted the main exe in Dosbox game launcher.