A precision platformer that is often featured in "free-to-claim" promotions.
A fan-made mod inspired by the Madness Combat series, designed for the ZDoom engine. Hell Madness Free Download
: You manage an "Army of Light," upgrade defensive structures, and use divine powers to repel waves of demons. A precision platformer that is often featured in
Mad Madness Song * hank. * hell. * madness. * madnessday2012. Newgrounds.com Save 51% on Hell Madness on Steam " upgrade defensive structures
: Available on Steam . While not always free, it frequently goes on sale. Banana Hell: Mountain of Madness (Steam)
While there isn't a single official "Hell Madness" package widely advertised for free download, there are several games and mods with similar titles and themes that you might be looking for.