Shodai

Shodai(1st Hokage)was the founder of the leaf village.Together,he and Madara Uchiha created and founded Konoha.But,in time,their friendship broke apart when they dissagreed on how to run it (The Village Hidden In The Leaves e.g Konoha)and in the aftermath their battle(Shodai and Madara)'s battle ended with Shodai the victor.

Years later,Shodai was resurrected from the dead by Orochimaru.In the end(the end of the battle),Sarutobi's(3rd Hokage) Shadow Clones sealed their soulsin the death god using the Dead Demon Consuming Seal(Reaper Death Seal)After that,he was sentencend to an eternity of continuous battle.His DNA was implanted into Yamato by Orochimaru.His last name is Senju and he was the leader of the Senju clan of the forest.