Related Clues:

• Newman, to Seinfeld
• The Axis, once
• Sentry's word
• The other guys
• One who isn't behind you
• No, to Bond
• ''Friend or __?''
• Hardly a follower
• Archenemy
• 'Friend or ___?'
• Red, e.g., once
• "Them"
• Friend alternative
• Hostile opponent
• Armed adversary