Also thinking about the Digimon is more known for its anime argument, weren't most of the Pokemon literally chosen because of the Pokemon anime's buzz?
- Literal iconic mascot so that's a given
- Has a running gag in the anime where she puts people to sleep, evident in her up-b
- Not only is he the legendary, but there was the Pokemon movie starring him that was pretty loved at the time.
- Had a movie
- Ash Greninja
- I know literally nothing about Gen 7 anime so this one is probably an exception.