The Seattle Mariners are thinking magic numbers. The Colorado Rockies are just glad they avoided a tragic number.

The teams open a three-game interleague series Tuesday night at T-Mobile Park in Seattle.

The Mariners (87-69) have won four straight games and 14 of their past 15 to surge into first place in the American League West. With six games remaining, their magic numbers are two to clinch a playoff spot, three to win the division title and four to earn the league's No. 2 seed and claim a first-round bye.

The Mariners entered their weekend series in Houston tied with the Astros atop the division, but they swept all three games to take a commanding lead and gain the tiebreaker because they won the season series.

"Honestly, you couldn't ask for a better three-game set," said Mariners

See Full Page