There's a few things to respond to there. For starters let me say that I didn't suggest there was infinite universes, just a creation process that produces/produced enough to make the creation of a life harboring one probable. I find the concept of infinity pretty unhelpful myself and tend to avoid it.
So, if there's multiple universes then no there can't be one where no others exist, by definition. Also i can't really see how there could be one where a God like creator exists either. Whatever mechanism creates these hypothetical universes, it's common to them all and beyond them not creat