[@Cojemo]: Even Gil, the king of the hill, can really only handle 3 at any given point in time. So... Yeah.

Right, I also have all the groups set up in such a way to make this work. You guys might hate me for what I do here, though, and not just because of the groupings.
But that's part of the job of a GM, right? Make an experience that's just the right balance between fun and challenging in a scenario like this. :D