What's at stake

The game's outcome decides which team gets the win and whether the combined runs exceed the posted totals (7.5–11.5), plus whether any runs are scored in the first inning.

Those results affect club records and pitching workloads and resolve common wagers: moneyline, run totals, first-inning scoring, and point spreads.

Who's in play

Starting pitchers and the top of each batting order are primary actors; bench hitters and both bullpens decide late innings.

Managers, clubhouse injury reports, and the home-plate umpire's strike zone also influence how the game unfolds and which players are used.

What drives it

Pitching matchups — starter quality, handedness, and recent workload — largely set scoring expectations for the game.

Park factors, weather (wind and temperature), hitters' platoon splits, and recent bullpen usage can raise or lower run totals and first-inning scoring probability.

What to watch

Look for official starting pitchers and lineups, usually posted around an hour before first pitch; same-day injury news can change matchups.

Monitor wind direction at the ballpark, bullpen warmups and early pitch counts, manager pinch-hit decisions, and the first three batters of the game for first-inning scoring indicators.