Related Clues:

• Two of all fours
• 3 Musketeers units
• Topic of talks
• Cell components
• They're not fun to be behind
• Prepares for war
• Cell feature
• Gives a piece
• Gets ready to rumble
• Keeps out
• Cell feature
• Musical units
• What are featured in the theme entries of this puzzle
• Excludes
• Butter units