Related Clues:

• Hearts, e.g.
• Eye or can follower
• Act before the headliner
• Othello, e.g.
• Darts, e.g.
• Gutsy
• First of a series
• It concludes the off season
• Uno, for one
• Ready for the challenge
• See 26 Across
• Up to the challenge
• Risk or Clue
• Thing to play
• See 22 Across