Two teams on the upswing meet when the Seattle Mariners and Toronto Blue Jays open a three-game series on Tuesday night. The Mariners have won 10 of 13, while the Blue Jays won seven of its past eight games. Toronto is a -219 money-line favorite in the latest Mariners vs. Blue Jays odds from William Hill Sportsbook, while Seattle is a +199 underdog. First pitch is at 7:07 p.m. ET from Sahlen Field in Buffalo, N.Y.

The game is one of 15 on Tuesday's MLB schedule barring rainouts. (See up-to-date lines for every game on our MLB odds page.)

Before entering any MLB picks or parlays, you NEED to see the latest predictions from the SportsLine Projection Model. 

This model, which simulates every pitch of every game 10,000 times, had a banner 2019 season, the league's last full schedule, returning more than $1,400 on its top-rated money-line and run-line picks. It's off to a sizzling start in 2021, going 100-74 on top-rated MLB money-line picks through 13 weeks, returning well over $1,200. Anyone following it has seen huge rewards.

Now, the model has set its sights on the MLB schedule for Tuesday. Using its top picks for the day, the model has generated an EPIC four-leg parlay that would pay more than 17-1! The best part is that the parlay doesn't start until 7:05 p.m. ET, giving you plenty of time to make your MLB picks!

We can tell you that one of the picks is the Los Angeles Dodgers (-145) to knock off the San Francisco Giants at 10:10 p.m. ET. But the model has three other picks, including a National League home team winning in over 60 percent of simulations! You ABSOLUTELY need to see it before locking in any MLB picks of your own.

Which two American League underdogs are MUST-BACKS? And which teams do you need to include in your parlay for a nearly 17-1 payout? ... Join SportsLine right now to find out which picks you should be all over on Tuesday, all from the model that is off to a fast start in 2021!