The reason magneton is popular is for its ability to out-speed common dragon dances such as adamant gyarados and dragonite after they obtain the +1 from dragon dance.
It can serve the purpose of being a check to them, as well as trapping skarm (and sometimes weakened steels).
/j
Real talk: I can only imagine Roserade's gonna start free-fallin' from here on out (unless we discover some new roserade tech in the future)
