So who wins, nagato (and his 6 paths) and konan against Sasori, Deidara, Itachi, Kisame, Hidan, Kakuzu, and Zetsu (no tobi)?
Konan doesn't have prep time, Itachi can use his MS as much as he wants (won't go blind), Deidara has sufficient clay to make enough bombs.
Location: Valley of the end...