“…For many people, playing games is one of the most rewarding and motivating activities. In turn, people's motivation for playing games shapes their player experience and in-game behavior (e.g., Yee et al, 2012;Canossa et al, 2013;Schaekermann et al, 2017;Melhart et al, 2019), as well as their well-being (Przybylski et al, 2009;Vella et al, 2013;Perry et al, 2018). However, while concepts from motivational psychology, particularly Self-Determination Theory (SDT, Deci and Ryan, 2000), commonly inform research on player experience (Tyack and Mekler, 2020) and game analytics (e.g., Canossa et al, 2013;Melhart et al, 2019), the notion of motivational regulation (Deci and Ryan, 2000)has received limited attention in the context of games (Tyack and Mekler, 2020).…”