If any team in the majors is peaking at the right time, it's the New York Mets.New York has rattled off 12 wins in its past 14 games, but it hasn't managed to establish a firm grasp on the third and final National League wild-card spot because of the pesky Atlanta Braves.Atlanta trails the Mets by just one game in the wild-card race as it attempts to sneak into the playoffs after being ravaged by injuries over the past six months.Plenty of teams are in similar situations and will be playing for their lives over the final two-plus weeks of the regular season, raising the stakes on both the field and your betting slip. Here are our three best MLB picks for Saturday:BALTIMORE ORIOLES AT DETROIT TIGERSEvery game from here on out should be considered a must-win for the Tigers.Detroit…