27-year old righty starting pitcher Jake Arrieta was pretty impressive for the Cubs after coming over as part of the return in the deal that sent Scott Feldman to the Orioles. Arrieta pitched in 9 games (all starts) for the Cubs this year and he was 4-2 with a 3.66 ERA and a 1.12 WHIP. He gave up 34 hits and 24 walks while whiffing 37 batters in his 51 2/3 innings for the Cubs, which are pretty impressive numbers. He pitched in 14 games (all starts) for the Cubs and Orioles overall this year and he was 5-4 with a 4.78 ERA and a 1.33 WHIP. Arrieta has now pitched in 78 games (72 starts) in his first four years in the majors and he is 24-27 with a 5.23 ERA and a 1.43 WHIP.