Related Clues:

• Traditional battlers
• Grendel and Beowulf
• They're fighters
• 'No' voters
• Nay voters
• Adver-saries
• The ''other side''
• Opposition force
• One to watch out for
• He's not for us
• "Them," with "the"
• Dissenters
• Archrival
• ___ territory
• The Joker, to Batman