Who is the biggest idiot? U can add others characters u have in mind with the reasons.
Danzo for wasting his eyes like an idiot
Naruto for loving sakura
tobi for not using Rinnegan
Sakura for loving Sasuke
Choji for being such a coward
Naruto for chasing after Sasuke
Kakashi for letting rin die.
Sakumo for commiting suicide.
Nagato for being an easily manipulated because if his weak mind.
Kabuto for stealing stuff that isn't his.
Danzo for everything.
Tsunade for thinking she can beat madara solely based on will of fire
Naruto for many many things
Sasuke for not following through his plans
Fugaku for planning a coup instead of just negotiating
Madara for being a whiny douche and leaving the village cuz he didn't get what he wants.
Tobirama for making edo tensei.
Sasori for having such a weak spot
Itachi for thinking Sasuke would return to Konoha like normal after he filled him with hate.
Hashirama for not killing Madara. (I think that it will be revealed that Hashirama and Madara were friends.. just like Naruto and Sasuke)
and I almost forgot... Deidera for blowing himself UP!!
All of us for gettin trolled by kishimoto?