Related Clues:

• Cons are pros at running them
• Phishing schemes
• Pyramid schemes, for example
• Such crimes are massive swindles, initially
• Injections of poison from an animal or plant
• Confidence games, e.g
• Attacks from jellyfish
• Schemes to lighten people's wallets
• Beekeeper boo-boos
• Cuts deep, as an insult