Related Clues:

• Game antecedent?
• Pen denizen
• Devious setup
• Swindler's setup
• Disadvantage
• Yardbird
• Pro opposite
• Opposing vote
• One in the clink
• One side in a debate
• Pro and __
• Felonious ''artist''
• Pro opposer
• Debate position and half of this puzzle's theme
• Argument side