Determining the absolute "top 10 spirits" in Shaman King can be subjective, as power levels fluctuate and different types of spirits have different strengths. However, based on their raw power, influence, and importance in the series, here's a list of spirits generally considered among the strongest:
* Great Spirit (Spirit King): This is the ultimate, most powerful spirit in the Shaman King universe, essentially the source of all spiritual energy. Only the Shaman King can fully command it.
* Spirit of Fire (Spirit of Earth, Spirit of Rain, Spirit of Thunder, Spirit of Wind): These are the five Great Elemental Spirits, born directly from the Great Spirit. They possess immense power and the ability to grow indefinitely by consuming souls. The Spirit of Fire, especially when wielded by Hao, is shown to be devastatingly powerful.
* Dainichi Nyorai: One of the largest and most powerful Buddhist gods, bound to Sati Saigan. This spirit is incredibly strong and forms the core of Gandhara's power.
* Shamash: The guardian ghost of Iron Maiden Jeanne. Shamash is a god-class spirit, making it far superior to most conventional ghosts and a significant force in the series.
* Jizoh Nyorai: Another immensely powerful Buddhist god, used by Daiei of Gandhara. Like Dainichi Nyorai, Jizoh is a formidable divine spirit.
* Gundari: Another powerful Buddhist deity associated with Gandhara, specifically with Kado.
* Azazer: An Archangel spirit, one of the powerful spirits used by the X-Laws. While powerful, it was ultimately outmatched by Hao's Spirit of Fire.
* Shiva (Shiva Sahasranama): A high-ranking spirit mentioned with a high reiryoku level, signifying significant power.
* Amidamaru: While not a "god-tier" spirit in the same vein as the Great Spirit or Buddhist gods, Amidamaru is incredibly strong for a human spirit. His 600 years of experience as a legendary samurai and his deep bond with Yoh make him exceptionally potent in combat, especially with Yoh's developing Oversouls.
* Bason: Tao Ren's loyal and powerful guardian spirit. Bason is a Chinese warrior spirit with considerable fighting prowess, crucial to Ren's combat style and strength.
It's important to note that the power of a spirit often depends on the shaman wielding it and their furyoku (spiritual power) and bond with the spirit. Hao Asakura, for instance, can elevate the Spirit of Fire to an almost unstoppable level due to his immense furyoku and mastery.