Related Clues:

• Sneaky thief
• Safecracker
• Burglar
• Skilled felon
• Vault cracker
• Itinerant burglar, slangily
• Jesse James, e.g.
• Cracker, of sorts
• Safecracker, in slang
• Kind of baron
• Mugger
• Thief
• Person with a safe job?
• Cause for alarm?
• Human cracker