@jay_jaydraperI’m probably being stupid here, but just to clarify, a stand has the same hp as one of its component creatures? correct
— Mike Mearls (@mikemearls) March 3, 2015
Sage Advice you can download Mass Combat Rules for Dungeons&Dragons here:
http://dnd.wizards.com/articles/features/unearthed-arcana-when-armies-clash