Parlay Opportunities
MLB 5-leg parlay picks for August 21, 2026
On August 21, 2026 our 5-leg parlay for Boston Red Sox is built from the bets our model already likes on their own. We rate the whole slip HIGH confidence. Every leg below is a player prop our model already rates on its own, with the price the book is paying for it.
The legs, one at a time
Odds available at draftkings at time of publishing
Boston Red Sox play San Francisco Giants in the MLB. The bet we are looking at is Ceddanne Rafaela (BOS) Under 1.5 Hits (-217). That is a Hits bet. It was priced at -217 when we wrote this, so a $10 bet returns $14.61 if it lands. Our model rates this one a strong pick. Prices move, so check the price at your bookmaker before you back it. And if this one does not feel right to you, skipping it is a perfectly good move.
Odds available at draftkings at time of publishing
Arizona Diamondbacks play Cincinnati Reds in the MLB. The bet we are looking at is Ildemaro Vargas (PIT) Under 1.5 Hits (-238). That is a Hits bet. It was priced at -238 when we wrote this, so a $10 bet returns $14.20 if it lands. Our model rates this one a strong pick. Prices move, so check the price at your bookmaker before you back it. And if this one does not feel right to you, skipping it is a perfectly good move.
Caleb Durbin Under 1.5 Total Bases (-204)
Odds available at draftkings at time of publishing
Boston Red Sox play San Francisco Giants in the MLB. The bet we are looking at is Caleb Durbin Under 1.5 Total Bases (-204). That is a Total Bases bet. It was priced at -204 when we wrote this, so a $10 bet returns $14.90 if it lands. Our model rates this one a strong pick. Prices move, so check the price at your bookmaker before you back it. And if this one does not feel right to you, skipping it is a perfectly good move.
Seiya Suzuki Under 1.5 Total Bases (-172)
Odds available at draftkings at time of publishing
Seattle Mariners play Chicago Cubs in the MLB. The bet we are looking at is Seiya Suzuki Under 1.5 Total Bases (-172). That is a Total Bases bet. It was priced at -172 when we wrote this, so a $10 bet returns $15.81 if it lands. Our model rates this one a strong pick. Prices move, so check the price at your bookmaker before you back it. And if this one does not feel right to you, skipping it is a perfectly good move.
Jake McCarthy (COL) Under 1.5 Hits (-208)
Odds available at draftkings at time of publishing
Colorado Rockies play Cleveland Guardians in the MLB. The bet we are looking at is Jake McCarthy (COL) Under 1.5 Hits (-208). That is a Hits bet. It was priced at -208 when we wrote this, so a $10 bet returns $14.81 if it lands. Our model rates this one a strong pick. Prices move, so check the price at your bookmaker before you back it. And if this one does not feel right to you, skipping it is a perfectly good move.
That is the whole read. Every leg above is our own number against the price on the board at the time we wrote this, and the price can move before you get on. Bet what you can afford to lose. If betting stops being fun, take a break.
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