What this guide covers
Stake names baseball among its sports. This guide covers the markets you'll see on a typical game, with MLB as the main example and notes on Japan's NPB, and then the two settlement topics that matter most in baseball: starting pitchers and games that don't run a normal nine innings.
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Main markets
- Moneyline. Who wins the game, extra innings included in most full-game markets.
- Run line. A handicap, usually 1.5 runs.
- Total. Over or under combined runs.
- First five innings. Only the first five innings count, which takes the bullpens mostly out of it.
The moneyline is the main baseball bet. Unlike basketball or the NFL, baseball doesn't center on a points spread, because games are low scoring and many end by one run. Moneyline prices are often written in American odds, such as minus 150 or plus 130. Our odds guide shows how to read them.
The run line is baseball's spread, almost always set at 1.5 runs. The favorite at minus 1.5 must win by two or more. The underdog at plus 1.5 wins the bet if it wins or loses by one. Because so many games are one-run results, the run line changes prices a lot.
The total, sometimes called the over and under, is the combined runs scored. Lines often sit somewhere around 7.5 to 9.5, depending on the pitchers and the ballpark.
First five innings markets, often called F5, settle on the score after five innings. They're mainly a bet on the starting pitchers, since starters usually pitch at least that long and the bullpens matter less.
Which market answers which question
| Question | Market |
|---|---|
| Who wins? | Moneyline |
| Who wins by two or more? | Run line, favorite -1.5 |
| How many runs in total? | Total |
| Who leads after five? | First five innings |
Pitchers
Starting pitchers shape baseball prices more than any single player in most sports. Some sportsbooks offer markets that are void if a listed pitcher doesn't start. Check Stake's sports rules for the market you pick.
Here's why it matters. A team's price with its ace on the mound can differ a lot from its price with a spot starter. If the listed pitcher is scratched an hour before the game, the price you took no longer matches the game being played. Sportsbooks deal with this in two ways. "Listed pitcher" bets are usually voided if the named starter doesn't start, and "action" bets usually stand whoever pitches. Check which type you're placing and Stake's baseball rules. Which one applies, and whether you can choose, depends on Stake's rules for the market. Read them before betting on a game where a starter might be scratched.
Extra innings and rain
Full-game markets usually include extra innings. Rain-shortened games have their own settlement rules; check Stake's rules for how many innings must be played for bets to stand.
In MLB's regular season, each extra inning starts with a runner on second base, which tends to end games sooner and pushes some totals over. Postseason games don't use that rule. Extra innings count toward full-game moneylines, run lines and totals in most markets. They usually don't count for first-five-innings bets. Stake's market rules say which.
Rain is the other question. A game stopped early can still become official, but sportsbooks set their own thresholds. A common pattern is that moneyline bets stand once a certain number of innings is complete, while run line and total bets need the full game, or close to it. A postponed game that's replayed on a different day may be voided. We don't quote Stake's exact thresholds. Open its baseball rules if rain is in the forecast.
NPB and other leagues
Japan's Nippon Professional Baseball is the second big league many fans follow. One difference matters for betting: NPB regular-season games can end in a tie after a set number of innings. That affects two-way moneylines. Some books void two-way bets on a tie, and others offer a three-way market with the tie as an option. Check how Stake treats ties before betting NPB. Other leagues, such as Korea's KBO, may also appear. Stake lists other baseball leagues, so check the baseball section for current coverage.
Ballparks and weather
Ballparks differ more than venues in most sports. Some favor hitters, with short fences or thin air at altitude. Others favor pitchers. Wind blowing out can add runs, and cold weather tends to suppress them. Totals lines already include all of this, but it helps explain why a total might sit at 7.5 one night and 10.5 the next.
A worked example
Made-up game: Team A is minus 150 on the moneyline, which is about 1.67 in decimal, and minus 1.5 on the run line at plus 140, about 2.40. The total is 8.5. A wins 5 to 4 in ten innings. The moneyline bet on A wins. The run line bet on A loses, because A won by one. The total is nine runs, so the over wins, helped by the extra inning. A first-five-innings bet would have settled on the score after five, whatever happened later.
Live baseball
Baseball suits in-play betting because the game breaks into pitches, at-bats and half-innings. Prices update after every pitch in some markets. A long season with games most days means you can bet every evening if you let yourself. Read our live betting guide and set a budget for the day.
Related
See handicap betting, over and under and live betting.
Keeping it in proportion
MLB alone plays a long schedule with games most days from spring into autumn. That's a lot of chances to bet. Pick the games you follow, treat every bet as money you can lose, and if you're chasing losses, stop and read our responsible gambling page.
FAQ
Is MLB the main league?
It draws the most markets. Stake also lists other baseball leagues.
What's the run line?
A 1.5-run handicap. The favorite must win by two or more.
Do extra innings count?
In most full-game markets, yes. Check the market rules.
What happens if the starting pitcher changes?
It depends on whether your bet is a listed-pitcher or action bet. Check Stake's rules for the market.