I am Bald Accountant. I saw your battle request and wanted to send you an invite to my battling social group.
I think it is often more fun to battle people you know. BABA is a good place to get to know WIFI battlers.
We do have a no swearing policy, but you can still have fun.
I think we have one member who plays little cup.
It's supposed to cater to people using a real DS with real carts. I don't think I can help in your case unless you use the real thing and follow the guide using Reporter and EonTimer.