Signature

Signature quality items are items that belong to a certain character. Most characters have at least one item connected to them, and they can be found by killing different enemies.

In ZTV:I
Signature items are the third-rarest items in the game. They are also called red items. Like Obsidian and Legendary items, they have red flavor text and special effects that are usually exclusive to them. Unlike Legendaries, they can only drop from certain enemies, but are more common. Unlike Obsidians, they can drop from enemies that aren't raid bosses, although some raid bosses can drop signature weapons.

Below is a list of Signature items in the core game: