Noctemius

Noctemius is a Post-Plantera Hardmode sword that is obtained by crafting the True Night's Edge, 20 Nebula Fragments, and 10 Souls of Night. It shoots a fast-paced purple orb that chases after enemies. The sword is very fast but the orb will only shoot every second or so.

It's best modifier is Legendary.

Crafting

 * True Night's Edge
 * Nebula Fragments (20)
 * Souls of Night (10)

Crafted at:

 * Ancient Manipulator