Related Clues:

• No friend
• Hard hitter, biblically
• Contender for your title
• Adver-sary
• "Reign in Blood" band
• One of ''Them''
• McCoy, to Hatfield
• No ally
• ''Buffy the Vampire ___''
• Mailman, to a canine?
• 'This is a Montague, our ___': 'Romeo and Juliet'
• The Joker, to Batman
• 'Buffy the Vampire --'
• St. George, to dragons
• One to beat