Aeon

Aeon (イーオン, Īon) is a Holder Type Magic utilized by death scycle commander Darren Shikaku.

Description
The user is able to don a magical double-sided dagger. This is only it's base form though, it's magical ability is to shit between several other bladed weapon forms such as shurikens, swords etc.

Spells

 * Aeon: Necron (イーオン ネクロ, Īon Nekuron): Darren utilizes Aeon's shapeshifting powers to turn it into a sword.
 * Aeon: Fujin (イーオン風神, Īon Fūjin): Darren turns the Aeon into a shuriken with blades similiar to those of the Aeon's base form. When Darren throws it, it gathers wind around it increasing the blades effectiveness.