[@Raijinslayer]
I would also have to agree with Hata. Currently battling Team Rocket under the Casino before I battle for my 4th gym badge. It's really fun and been enjoying. 

Also they have up to gen 6 pokemons available to catch, possibly. You have to be a bit lucky to find them.

[quote=@hatakekuro]

I've already beat the Kanto region and just started on Johto.
[/quote]

How far are you now in Johto?