1. Jiraiya: Jiraiya is a legendary Sannin from Konoha village and one of the most powerful ninjas in the world. He possesses versatile ninjutsu abilities and has abundant chakra, making him incredibly strong without plot armor.
2. Orochimaru: Orochimaru, another Sannin and the Third Hokage's favorite student excels in various fields despite being a scientific ninja. He has shown remarkable skills in battles like the Third Shinobi War and the Fourth Great Ninja War, even fighting against Naruto as the Nine-Tails Jinchuriki while his hands were sealed.
3. Minato Namikaze: The Fourth Hokage of Konoha, Minato achieved great heights through his efforts. He is considered one of the most perfect ninjas created by Masashi Kishimoto. With superior chakra and ninjutsu abilities, he possesses the Will of Fire to protect the village.
4. Hiruzen Sarutobi: Known as the strongest Hokage initially, Hiruzen's strength is overshadowed by his master Tobirama Senju.
5. Hashirama Senju: Despite not inheriting any of the Six Paths' powers as the reincarnation of Asura Otsutsuki, Hashirama is on par with god-level characters like Madara Uchiha and Hagoromo Otsutsuki. He made a contract with the forest and invented many renowned techniques. His genjutsu can even suppress the Uchiha clan's Sharingan.