The Seattle Mariners open a four-game series with the. Las Angeles Angels in Anaheim in a four-game weekend series in the AL West. The Mariners. The Mariners will send Luis Castillo to the mound. He is 7-7 with a 2.88 ERA and a 1.01 WHIP. He has made two starts against the Angels, posting a 1-1 record with a 2.31 ERA and a 0.95 WHIP. The Angels will counter with Reid Detmers. Detmers is 2-8 this season with a 4.35 ERA and a 1.29 WHIP. He is 0-2 over his last three starts with an 8.36 ERA. He has made one start against the Mariners, allowing three runs in 4.2 innings. Castillo has been great over the last three starts while Detmers has an ERA over 8 in his last three starts. The Angels have made improvements to their lineup but still struggle to score runs. Castillo should have a big day against the Angels and the offense will score enough off of Detmers for the win.

Play on Seattle.