Dredgen Yor

Dredgen Yor is the last known carrier of Thorn, and it is unclear who won in the showdown between him and the carrier of the Last Word, Shin Malphur.

In Ghost Fragment: Thorn 1, he talks about a "Rose" as if it was a name, speculated that his Handcannon, which later became Thorn, was his weapon before he fell into Darkness.