So based purely on Canonical Game-Accurate official representations, we have a decent understanding of our Canon protagonists.
>Gen 1: RedHall of Fame: Charizard, Lapras, Persian, Scyther, Dodrio, Jolteon
Post-Game: Charizard, Lapras, Gengar, Articuno, Moltres, Zapdos
Mt. Silver: Charizard, Lapras, Snorlax, Blastoise, Venusaur, Pikachu
Sources:
https://www.youtube.com/watch?v=UfxmHCtj5cIhttps://www.youtube.com/watch?v=ktskEn5q7gg>Gen 2: EthanNo confirmed Team, but we know he did not catch the Red Gyarados.
Fans speculate he has a Typhlosion, as reflected by Gold in the Manga, and Jimmy in the Anime.
Sources:
https://www.youtube.com/watch?v=hlh4jKv184E>Gen 3: BrendanSceptile
Sources:
https://www.youtube.com/watch?v=B_CNpENGm7Uhttps://www.youtube.com/watch?v=Vw6zP7n0ais>Gen 5 / B2/W2: NateEmboar, Lucario
Sources:
https://www.youtube.com/watch?v=TFTc3PjjCD4We just need to know Gen 4, B/W, and Gen 6. Hopes and speculation? I'm personally hoping the rest of the protagonists are females. It's becoming a sausage-fest, and Hilda >>> Hilbert.