Yes you can You can rematch them once per day I think EM's DS clock is wrong
you can rematch them every day once it is a great way to get rich, you can fight
them every day once after seven days you can fight the whole family Pokemon:Buizel, (this for the whole family's Pokemon) Teddiursa, Lopunny, Bronzor, Kangaskhan, Golurk,
Shuckle, Lickilicky, Krookodile, Politoed, Weavile, Excadrill, Heatnor, Vespiquen, Kingdra,
Donphan, Bisharp, Lanturn, Tangrowth, Braviary, and...Haxorus!