When someone is devoted to Sonic R; a game released for the Sega Saturn in 1997. Sonicrology is the study and belief that Sonic R is one of the greatest games of all time and is used among Sonic R enthusiasts.
Sega Fan: Dude, you need to convert to SonicRology, HotelMariologyis not for you!
Nintendo Fan: Sir, Sonic R is a trash game; unlike Hotel Mario. I will never convert and become a SonicRologist.