[quote=@PKMNB0Y]
I'm pretty sure that Saber alone should provide more than enough. Because, you know... Saber is Saber. It just so happens that they have a lot more protagonists to help her. Take that as you will.
[/quote]I'm pretty sure that Saber is at best the third if not the fourth strongest in the team which defends Castle Tepes.
with Nono undoubtedly being the strongest, if we go with her canon version.