Mariners position analysis: Will Seattle have to trade a starting pitcher?
Seattle’s starting pitchers combined to lead MLB in ERA (3.38), innings pitched (942 2/3), quality starts (92), opponent batting average (.223), WHIP (1.03), strikeout-to-walk ratio (4.77), fewest walks-per-9 innings (1.77), fewest hits-per-9 innings (7.53), opponent on-base percentage (.266), opponent OPS (.644).