“…A variety of game elements classifications have offered taxonomies of the elements (Blohm & Leimeister, 2013;Deterding et al, 2011;Werbach & Hunter, 2012;Zicherman & Cunningham, 2011). Many frameworks are based on a commonly accepted MDA (Mechanics, Dynamics, Aesthetics) model, developed for game design (Hunicke, LeBlanc, & Zubek, 2004), however, most of them interpret incorrectly the levels of this model (see Shpakova, Dörfler, & MacBryde, 2017 for more detail).…”