Board Thread:Episode Discussions/@comment-25319479-20160901110335/@comment-734582-20160905144803

Starscream1998 wrote: Ok fine, then how is Kaguya able to create (not activate she's very clearly creating an orb) one then? Madara can't make any more than the number of TSB's he started off with which is why he doesn't create more; he has a limit to this ability. She hadn't formed any before.

The upper limit for TSB's seems to be 10. They can be called upon one by one (e.g. Obito first forms two, then later 8 more).