Related Clues:

• Enemies
• They're not on your side
• Paul Newman, on a Nixon list
• Dangerous kind of fire
• Duel personalities?
• ___ forces
• Us and them, maybe
• Opposite camp
• Traitor, e.g.
• __ lines
• Traditional battlers
• Grendel and Beowulf
• Adver-saries
• The ''other side''
• One to watch out for