Related Clues:

• First of two baseball games
• Willing to take part
• Kickoff
• Match part
• Series starter
• First event in a series
• Pictionary, e.g.
• Ready and willing
• Sport
• Jacks, e.g.
• First game of the season
• Kind of preserve
• Up for it
• Go fish, e.g.
• Key, e.g.