King — Shaman

"Let's show him what we can do when we work together." Yoh held out his hand. In a flash of blinding spiritual energy, Amidamaru did not just fight alongside Yoh—he merged into Yoh’s antique sword. The blade grew to massive proportions, glowing with an intense, burning white light.

"A spirit isn't a weapon, Ren," Yoh said softly, taking a relaxed combat stance. "He's my friend. And as long as we trust each other, our power has no limits." Shaman King

It was the —the physical manifestation of a shaman's willpower and furyoku. "Let's show him what we can do when we work together

Then, he heard it. A soft, melodic humming floating through the chilly evening air. "A spirit isn't a weapon, Ren," Yoh said

Manta rubbed his eyes and screamed. Floating in the air around the boy were dozens of translucent, glowing figures—samurai, monks, and ancient travelers, all smiling warmly.