The power to
use powers through the use of weapons. Sub-power Weapon Manipulation and Weapon Proficiency. Variation of Powers Via Object. Not to be confused with Power Weaponry.
The user has access to a weapon that grants them supernatural powers, these can be magical objects of great or destructive power or technological weaponry. If the user already possesses supernatural abilities, the weapons are mostly meant for letting them access and/or enhance their powers or grant them new abilities.
Akame (Akame Ga Kill!) can kill in one cut via her
One Cut Killer: Murasame blade.
Kurome (Akame Ga Kill!) can control eight corpses via her
March of the Dead: Yatsufusa blade.
The Sword of Damocles (Assassin's Creed), one of the Swords of Eden.
Creed Diskenth (Black Cat) can only use his
Imagine Blade via a sword hilt.
Durham Glaster (Black Cat) can only use his
Shot via a gun muzzle.
Captain Cold (DC Comics) using his cryokinetic
Cold Gun for deadly combat.
Yu Kanda (D.Gray-Man) gains various types of power via his
Nami (One Piece) wielding the
Clima Tact, a staff that allows her to manipulate and generate powerful weather effects for a varity uses.
Leo (One Piece) can only use his
Nui Nui no Chikara via needles.
Meido Tessaiga, Inuyasha (Inuyasha) can slice through dimensions.
King Grayskull (He-Man and the Masters of the Universe) was the original wielder of the
Sword of Grayskull which empowered him with its cosmic energies.
Prince Adam (He-Man and the Masters of the Universe) becomes the invincible He-Man only when empowered by the
Sword of Grayskull.