The Cryptickler: Registered Hurt Disturbed Spirit.
The Clue: +Katana
The Clue: +Katana = Katana is a type of sword & + is cross. So the clue is clearly 'crossword'.
The Cryptickler = Registered is R. Disturbed is an anagram indicator. So Disturbed Hurt will be Thur. Spirit is Wine. Therefore the Cryptickler can be decoded as Rthur Wine = Arthur Wynne = The inventor of crossword. Jujube!