More ideas from Trichards
Gamification User Types and the 4 Keys 2 Fun image User Type Fun Theory v3

Gamification User Types and the 4 Keys 2 Fun - Gamified UK Gamification Consultancy

Character theory chart

Bartle Test of Gamer Psychology - a series of questions and an accompanying scoring formula that classifies players of multiplayer online games into categories based on their gaming preferences. (Think Meyers-Briggs, but focused on game playing.