[quote=@Zarkun]
<Snipped quote by Balthazar007>

Do I get the ball I already threw back? Because that's a big decider for me right now.
[/quote]

No, you don't, but realistically, Professor Rowan would have a few extras on him if you needed at some other point. Plus everyone will get three more pokeballs at the next stop in the tour (i.e. when we leave Russia)