>>46621399> Route 1Starter Selection (USUM), Catching Tutorial, URS Cutscene
> Route 2Berry Field Cutscene (SM), Big Wave Beach (USUM), Post-Trial Gate Open
> Route 3Lost Nebby Cutscene
> Route 4Pikachu Valley (USUM)
> Route 5Gladion Introduction
> Route 6Hapu Introduction
> Route 7N/A
> Route 8Colress Introduction
> Route 9N/A
> Route 10Bus Stop Cutscene
> Route 11N/A
> Route 12Mudsdale Gallop Cutscene
> Route 13Gladion-Hau Cutscene
> Route 14Acerola's Trial Cutscenes
> Route 15Aether House Cutscenes, Grimsley Coin Toss Cutscene
> Route 16N/A (Sun), Zygarde Cube Explanation (USUM) although Optional
> Route 17N/A
At least from memory anyhow, so yeah it's most Routes
