Which character do you think took the most total damage

[Sonzumaki]

Madara.

Killed by Hashirama
Destroyed by his own meteors
Took a couple of hits from Tsunade
Cut in half by Rock Lee
Impaled by Obito
Became Hachimon Gai's punching bag
Got the left side of his torso blown-off
Got Lava Rasenshuriken'd by Naruto
Got Stabbed by Sasuke
Got cut in half by Sasuke
Impaled and killed by Zetsu

 

[TheUnbiasedOne]

Madara.

Killed by Hashirama
Destroyed by his own meteors
Took a couple of hits from Tsunade
Cut in half by Rock Lee
Impaled by Obito
Became Hachimon Gai's punching bag
Got the left side of his torso blown-off
Got Lava Rasenshuriken'd by Naruto
Got Stabbed by Sasuke
Got cut in half by Sasuke
Impaled and killed by Zetsu

If you count edos as taking damage he wins

 

[kamui14]

Lord Kakashi and Master Obeater.

 

[Team7monaa]

Tsunade

•Stabbed Below Neck with Oro's Kusanagi
•Hit in the Chest with Chakra Scalpel.
•Got Put into a Coma (Cos of Chakra Exhaustion)
•Stabbed in the Abdomen with Two Large Susano'o Swords.
•Took Yasaka Magatama Head On.
•Got Her Body Cut in Half
•Got Shredded by the Damage of Teleporting Jutsu.
•Currently Trapped in Evil Genjutsu.