The setting of this kind of system divides players into two camps: Automate (Desperate Fighting Faction) and Decepticons (Crazy Modification Faction). The most participated in domestic RPG is web games, called role-playing web games.
http://ccosplay.com/
We don't know what Dan's costume looks like from the back, but let's not worry about it — Dan's impressive costumes are proof that you don't need to have piles of cash to create something that'll make you the envy of Comic-Con. Therefore, the proper use of role-playing methods will produce good teaching results.