Quoted By:
This is gonna sound like a mega cope, but I always liked the idea of a generation having it's own "set" of available Pokemon as it gives that region it's own unique ecosystem.
Like in Sinnoh 90% of player teams are: >Starter
>Luxray
>Roserade
>Rappidash
>HM slave
>[free space]
Or in Johto the teams are:
>Starter
>Ampharos
>Espeon or Umbreon
>Nidoqueen or Nidoking
>[free space]
>[free space]
I think having limited Mon's could encourage experimentation. Still though if we're gonna be in a permanent dexcut world we really need another Battle Revolution game just for practically instead of going to battle simulator sites.