Board Thread:General Discussion/@comment-6527064-20140413142231/@comment-24770490-20140427212754

Zelta mega wrote: If its from ben 23 then he can chose 23 aliens at a time and becuse crash hopper came ages after with real ben and stink fly was one of the originals.

It doesn't work like that. He has the original Omnitrix and never lost it, unlike Ben. For example, he doesn't have Rath because it was unlocked by Tiffin, but he could unlock more aliens, he had more than 3 years for it.