Not a bad list. It was hard for me to limit it to just five. I'd be happy with most of those choices for sure. Todd would have been next on my list and Kolya and Ladon would have been close behind. I could do without Oberoth, I didn't particularly care for the Pegasus Replicator storyline all that much. I could probably do without Sora or Larin as well, Jill Wagner is hot as hell, but I don't feel like I need an action figure of her. Cowan I could live without as well. I think I'd also like a Colonel Caldwell.
So for a final two waves I'd have to pick the following:
and Michael as a Mail Away