"Data" subjects were characterized by a strong attraction with "Hydro-power" (RD = + 0.74, e.g. "Every time I use the hydropower device you stop it"), Overall, these detailed studies have shown that, even if learning outcomes were not better after using Smart Grid MR 2.0, our serious game does not trigger cybersickness. It also brings significant immersion to the students, as well as a high level of presence and user experiences. Smart Grid MR 2.0 also triggers an actual collaboration between students with a pedagogic goal.