The first one looks good. It could have a slightly darker pallet though. The second one looks good, and the red one looks the best. But it needs more light shining on it's head. And the third, it looks very good! Just his eye color looks strange. But they are very good.
And to Mac, I think you can replace the Pokemon League with a Tournament like someone suggested earlier. But the winner of the tournament fights the old champion. If you beat the champion, you become champion. How does that sound?