Pokémon recently surpassed 1000 total species thanks to the Gen IX releases of Scarlet & Violet, with these additions bringing even more exciting designs and personalities to this storied franchise. However, as is inevitable with any roster so large, there are several Pokémon that are rather underwhelming, especially those that are evolutions meant to be upgrades.
Source:https://www.cbr.com/pokemon-underwhelming-evolution-ranked/