Possible Clues:

• Stellar, as a pitching outing
• 'I would rather beat the Yankees regularly than pitch a ___ game' (Bob Feller)
• Like nine games of the 2021 baseball season
• Like Dock Ellis' perfect game
• Like two 2015 Max Scherzer games
• Like a pitcher's ideal inning
• Like seven games that Nolan Ryan pitched
• ___ game (softball feat)
• __ game (pitcher's prime performance)
• Skunk on a field