Do I need to do somethin' after I beat the Elite Four?

[anus]

I finally beat the motherfucker Cynthia yesterday. With an assload of Revive's, some luck, and some critical hits, I got past her. awesome;

do i need 2 do sumthin?

[Ricky]

National Dex.

[Necro]

National Dex.

I got that, and I haven't beat her yet. awesome;