"Big Denny: Running the Gauntlet" (2019) is a short RPG created using RPG Maker MV, and is Flonch's game design debut. It follows Big Denny and his ragtag team of pals on their quest to make it through Mo's Gauntlet, a dangerous and surreal wasteland where anything can happen, and to discover to nature of this world of theirs.

It features an original soundtrack, an (improvised) storyline, and a few original assets.