Sure, playing chess needs intelligence, dedication, and good chess players are smarter than an average person. But it’s waaaay exaggerated in movies. I’m a math researcher, and in any movie, my department will be full of chess geniuses. But in reality, only about 10% of them even play chess.
If you’re going to give a “MOBA” as an example, at least go for Dota 2, then. Having played both, LoL is quite one-dimensional and rather repetitive. Of course, you don’t have to be smart or skillful to play either, but top Dota 2 players/pros are really something else.
I play Pokémon Unite a lot. Very wide variation in abilities and skillsets