According to Google's massive poll, Greninja is the number one all-time rated Pokemon – Destructoid

1. According to Google’s massive poll, Greninja is the number one all-time rated Pokemon  Destructoid
2. Pokémon of the Year contest dethrones Pikachu, crowns Mimikyu  Polygon
3. Pokémon of the year contest proves no one actually knows what the best pokémon is  The Verge
4. The 2020 Pokémon of the Year is…Greninja, the Ninja Pokémon!  The Official Pokémon YouTube channel
5. Greninja Wins Pokémon of the Year 2020 Vote – Full List of Best Pokemon  Newsweek
6. View Full Coverage on Google News

Source: Google News Feed