Hey all! We wanted to let everyone know that the Pokemon GO section has officially been merged into the Pokemon Video Games section. You can find more information in this thread.
You missed the bigger Pokemon reference in that series in the episode where they started getting obsessed with "Chinpokomon".http://southparkstudios-intl.mtvnimages.com/shared/sps/images/shows/southpark/vertical_video/season_15/sp_1510_08.jpg?width=480
This rat is clearly a rattata reference in the same way the OP pointed out a galvantula reference.
Pokemon Arceus was mentioned in House MD as well.LinkCosby: What do you like to play?
Cosby: Pok-ee-mon?! With the Pok-ee and the mon and the thing where the guy comes out of the thing...