There are two ways:
1. Yout wait until after Worlds 08, and hope that one guy si going to sell it on Ebay
2. You ask the winners from the last Worlds if they want to sell it.
No. 1 Trainer sold for: $7500
No. 2 Trainer sold for: $5500
No. 3 Trainer sold for: $3500
ps: I have Japanese Trophy cards: 2005 Victory Pikachu Gold Ring and 2007 Miracle Diamond. (Both in their original cases)