Related Clues:
- Fight memento, perhaps
- Line from an operation
- Crook's mark, maybe
- Old punch line?
- Criminal's identifying trait, maybe
- Skin blemish
- Contusion
- Wound mark
- Frankenstein monster feature
- Permanent blemish
- Capone's distinguishing mark
- Memento of a knife fight
- Bully's threat
- Harry Potter has a lightning-bolt-shaped one on his forehead
- Psychologically damage