Madness Sierra Nevada Home Madness Sierra Nevada 0.0 / 5 ( 0 votes ) Your Rating? Discover Madness Sierra Nevada – Play Free Now on GameHard! Madness Sierra Nevada is a top-down action shooter inspired by Madness Combat and Hotline Miami. There are many enemies, sneak up on them and take them down, grab their weapons and proceed. Categories in which Madness Sierra Nevada is included: Board Ball 1 Player