If you shop at certain stores, you may have a chance to get some exclusive Skylanders goodies.
http://www.nintendoworldreport.com/news/31979
Several Skylanders Giants exclusives are heading to various retail stores, according to an anonymous source.
Each of the stores appear to have their own exclusive content. The following retailers will have this Skylanders content available:
These are the current retailer exclusive Skylanders merchandise we know of as of now.
Skylanders Giants is due out for Wii and 3DS on October 21. The Wii U version will be out for the system's launch on November 18.
I got my sidekicks... though I had some issues with Frito Lay and my fourth one, they did finally all arrive. :DI thought about that. I think I even tried it and it didn't work. Worth another try though.
As for the Wireless Portal situation - I had that same issue with the Wii version. Until I got smart and just used my 3DS portal with the USB cable that it came packed with. :D