Corbin Martin was optioned to AAA Round Rock today (6-4-19) following his fifth start with the Astros. His record was 1-1, but his ERA was 5.59, his FIP 8.42, with a 1.81 WHIP. His biggest problems with the big team were his elevated BB% at 13.0%, and his elevated HR/9 at 3.72
Martin started with promise, holding the Texas Rangers to two runs in 5.1 innings, with a K% of 45% in his first major league start.
But deducting that first start, the struggles of Martin look even more stark: a 6.43 ERA, 10.57 FIP, 15.3% BB%, and a whopping WHIP of 2.