What's at stake

Which team wins the game, whether the winner covers the run line, and if the combined runs will exceed the posted total are being decided.

Those three specific outcomes settle moneyline payouts, run-line results, and over/under wins, pushes, or losses for bettors and markets.

Who's in play

Baltimore's and Boston's starting pitchers, bullpens, and offensive lineups will determine run production and the probable winner.

Managers' substitution choices and umpire strike-zone tendencies can swing the moneyline, run line, or total late in the game.

What drives it

Starting pitching quality, recent form, and bullpen workload drive the biggest shifts in odds and expected runs.

Ballpark factors, wind and temperature, lineup constructions, base‑running aggressiveness, and late scratches or injuries also move moneyline, run-line, and totals prices.

What to watch

Lineups and the announced starting pitchers, typically revealed about an hour before first pitch, are the first decisive signals.

Also watch weather and wind patterns, manager bullpen comments, late scratches, and the first-inning scoring pace to anticipate moves on the run line and total.