Meanwhile, Toronto might be listed as a +122 underdog, meaning a $100 wager would win $122. If Boston is a -145 favorite against Toronto, that means a $145 bet on Boston would win $100 if Boston is victorious. Money line: A money-line bet is a wager on which team will win the game, with odds adjusted to reflect which team is favored. Here are the top MLB sports betting terms to know: MLB Odds sports betting glossary However, if you haven't bookmarked an MLB odds page that shows you where to find the best MLB money line prices, MLB run lines and MLB over/under totals, you're putting yourself at a disadvantage. With 30 teams playing 162 regular-season MLB games per season, there are more opportunities to bet on baseball than in any other major American sport. MLB betting is increasing in popularity and a one-stop shop for daily MLB odds is an invaluable tool for MLB bettprs.