Related Clues:

• Threat punctuator
• Failing that
• Otherwise how does this becomes his?
• ". . . unless you want trouble"
• Contingency phrase
• Open-ended ultimatum
• Words that warn you
• Bully's last words, maybe
• Giving an alternative sort of threat
• Threatening words?
• Unless
• This sounds like a threat to disturb Rose hiding the Spanish
• Threatening conclusion
• 'Otherwise ...'
• Thug's parting words