Armed with swing tweaks and approach adjustments, White Sox prospect Zack Collins went and had himself a productive final month as a September call-up. He smacked a pair of homers, cobbled together a six-game hitting streak (after going 2-for-26 in his initial debut) and perhaps most satisfyingly, caught some well-pitched victories behind the plate against the Twins and Indians.



Over the course of three full professional seasons, rival scouts have remained unconvinced Collins can catch in the majors, have often labeled him a platoon player due to struggles against same-handed pitching, and haven’t been particularly fond of his first base defense either.



But they’ve also conceded that Collins will have a big league career, because he excels at the most basic thing a position player can excel at: hitting right-handed pitching. It was a mere 54 plate appearances, so it’s not representative, but the September,...