Board Thread:Theories and Speculation/@comment-36512555-20200302063012/@comment-6769189-20200331204656

Kabuto didnt know there was a way to for Edo to break their contract the Madara did.

Madara fodderized everyone. All the Edos in the world wouldnt have helped. He would just create Wood clones to match any Edo's left to fight him and used a perfect Susanoo for each one.