Related Clues:

• Hostile opponent
• Armed adversary
• One of them?
• 'A curse upon thee!'
• The Riddler, to Batman
• 'Down with you!'
• Old annoyed cry
• Sworn enemy
• Part of a "Jack and the Beanstalk" exclamation
• One on the other side
• David, to Goliath
• "A pox on thee!"
• "A pox on you!"
• Bizarro, to Superman
• A McCoy, to a Hatfield