>>38740221Kanto - Squirtle line
Johto - Chikorita line
Hoenn - Mudkip line
Sinnoh - Chimchar line
Unova - Oshawott line
Kalos - Fennekin line
Alola - Popplio line
Not sure on the Galar starters yet.
So far, every odd number generation I've ended up loving the water starters the most.