Zinc Arms

Zinc Arms (ジンクアームズ, "Jinku Āmuzu") are several animal spirits that are the guardian ghosts of Zinc of the Ten Patch Officiants

About
His original guardian ghost was most likely the first one he Over Souled, and takes the form of a vulture or buzzard, with his medium probably being the feather plates he wore today.

However after he is given a power boost by Asakura Hao, he is now granted nine other guardian ghosts, that he now has the ability to control them. thanks to this provided boost. With this his subsequent Over Souls. he becomes not only much more powerful but also more versatile, allowing him to create numerous offensive and defensive forms at the same time. such as making himself a suit of spiritual Armour or a combined Totem Pole Cannon.

O.S. Zinc Arms
O.S. Zinc Arms Description: This is Zinc's multiple guardian spirits over Soul which turns his ten nature spirits, materialized through various mediums upon his body, into armor. Each spirit solidifies through a different and individual symbolizing medium. Zinc molds each spirit as a different O.S., in the most efficient form to directly display their abilities. Due to a large number of guardian spirits involved, it becomes difficult to associate the relevant ability of each component of this Over Soul, but it generally provides him with enough strength and speed to not only match but overpowered Silva's respective Armour Over Soul.
 * Shaman: Zinc
 * O.S. Type: Armor Type
 * Spirit Allies: 10 Nature Spirits
 * Medium used: Numerous

It appears that his original guardian ghost, of a vulture or buzzard, materializes as winged armor over Zinc's shoulders and back. This O.S. enables Zinc's ability of flight. Offensively, the razor-sharp edge of the wings can tear a target to sunders.

Zinc is also able to use the guardian ghost of a chameleon and materialize its head as a sort of buckle upon his belt. He can then make use of the chameleon's hidden tongue to launch a surprise attack against an opponent, powerful enough to easily knockback and damage a shaman baddy.

The spirit of a beetle materialized over Zinc's left arm, provides him protection like a shield, and has the spirits of an elephant and the spirit of an antelope over his feet.

Using the spirit of a salamander, materialized over Zinc's right hand, he can fire small rapid blasts of concentrated Furyoku.

It is seen also in the spirit of a wasp over his left ear, used as an earring. Is also able to use the holy spirit of a fox and materialize it's tail on his hair, the power of both of those spirits remains unknown.

An unknown spirit is materialized on his chest, and another on his tooth.

O.S. Totem Pole Cannon
'''O.S. "Totem Pole Hou" Description: The Zinc Arms is also capable of a special O.S. formation. This Over Soul is a totem pole composed of Zinc's ten spirits combining into a totem pole and then transforming into a cannon. By charging his Totem Pole Cannon with Furyoku, the birds head located at the front of the cannon opens its mouth and gathers energy inside of it. When enough energy is charged it fires a strong ball of concentrated Furyoku at the opponent. In the anime series, it is revealed that the power of this attack depends on how much Furyoku is used.
 * Shaman: Zinc
 * O.S. Type: Weapon Type
 * Spirit Allies: Ten Nature Spirits
 * Medium: Unknown

Anime/Manga Difference
As Zinc is an Anime series-only character, the Zinc Arms only appeared in the anime series as well.

Trivia

 * The Zinc Arms are modeled after the Silver Arms, the guardian ghosts of Silva of the Ten Patch Officiants