Mahle, a 22-year-old left-handed reliever, is the only one among MLB.com's top 30 Angels prospects who will play in the AFL, which starts Oct. 13 and ends with the championship game on Nov. 21. Mahle has posted a 3.15 ERA and a 1.25 WHIP at Class A Advanced Inland Empire and Double-A Arkansas this year, striking out 10.6 batters per nine innings.
Cooney (sixth round), McGee (ninth), Etsell (16th), Busenitz (25th) and Aguilera (34th) were all taken in the 2013 Draft and have all spent the majority of the 2015 season in Class A Advanced. Cooney has a 6.