Related Clues:

• "Stop!"
• "Hold it right there!"
• Watchman's shout
• Axis, once
• The other army
• No proponent
• Scarecrow, to Batman
• One to counter
• Hold it
• "Hold it!"
• Ill-wisher
• Source of conflict
• Word before "Who goes there?"
• Hatfield, to a McCoy
• Sentry's classification