What I mean is, like Poliwag is out because you either need a water stone or to trade to make it fully evolved. I need a water type Pokemon that doesnt need a stone or trading to reach its final evolution. I would look this up myself but being on a phone makes it difficult to navigate the website.
Source
Feraligatr Quagsire Gyarados Slowbro Azumarill Tentacruel Dewgong Lanturn Lapras Qwilfish Corsola Octillery Mantine Psyduck
If you want I can put locations for them as well.
