Related Clues:

• Bit of progress, figuratively
• Slash mark
• Fender bender result
• Soup-can damage
• Bang-up impression
• Fight memento, perhaps
• Line from an operation
• Crook's mark, maybe
• Old punch line?
• It might be created by accident
• Criminal's identifying trait, maybe
• Skin blemish
• Fight souvenir
• Wound mark
• Frankenstein monster feature