Huo Ying 669 Why did the four generations come back to life?

In order to bring down a little bit, orochimaru revived the whole Huo Ying with dirty mud.

Four generations of Huo Ying is Namikaze Minato, the fourth generation of Huo Ying in Muyeyin Village, the country of fire, a disciple of Jiraiya, one of Muyeyin's three forbearance, and the father of the protagonist Naruto Uzumaki. He is calm and wise, good at developing and improving Ninjutsu, powerful and the highest speed, and is known as "Yellow Flash". During Kyubi no Youko's attack on Konoha, he sacrificed himself to protect the village and sealed Kyubi no Youko with a ghost.

Mbth: ほかげ is the title of Japanese manga Naruto series and its derivative works. The leader of Ninja Village, which belongs to the five countries of Ninja, has the title of "Shadow", while "Naruto" is the title of the highest leader of Ninja Village in fire nation.