Rusney Castillo

The Bastard Son of xwOBA: xwOBA-lite for Minor Leaguers
How to best make sense of the recent proliferation of information on minor league hitters, specifically power metrics? This is a question I’ve been struggling with in the last few weeks/months (does anyone keep track of time anymore?) regarding minor league fly ball distance, exit velocity, and exit velocity on

Jordan’s Research Ramblings: Expected Power Leaderboards for Minor Leaguers
Last week, I generated an expected home runs per fly ball measure (xHR/FB) for minor leaguers based on their average fly ball distance and average exit velocity. The logic is this: a minor leaguer can be expected to hit a certain number of home runs per fly ball given their

Scouting the Stat Line: Top 3030 Hitting Prospects by Peak MLB wOBA Projection
Wander Franco (Left photograph: Rob Tringali / MLB Photos via Getty Images); Julio Rodriguez (Right photograph: wv_power, The Official Instagram for the West Virginia Power) Over the past year, I’ve developed translations that convert minor league statistics to their equivalent MLB statistics. I’ve also built aging curves to project when
Travis Shaw is on the Rise
There is a competition brewing in Boston at the third base position that has yet to gain relevance in the baseball community at large. Part of the reason for this is the incumbent at the position is so grossly overpaid that logic dictates the organization must allow him to play.Â
The Dynasty Guru’s Top 125 Dynasty Outfielders, Nos. 61-80
It’s the time of the year where we offer congratulations to those of you brave dynasty league owners that survived the offseason. The greatness that 2016 will surely offer is upon us and that means we’ll be spending the next six weeks moving our way through the positional landscape, offering thoughts
The Dynasty Guru’s Top 125 Dynasty Outfielders, Nos. 21-40
Congratulations on surviving another off-season. Now that the new year is upon us, it’s time to spend the next month traveling across the positional landscape, labeling players with numbers that correspond to their value. It’s the very definition of freedom. A ton of hard work was put into these rankings,
To Catch an Undervalued Thief: Stolen Base Efficiency and Upside
We’re still a few weeks away from the dawn of rankings season and the cold winter winds do whip and howl, quelling once more the flames of baseball and leaving us with nothing more than the occasional Gammons #burn from which to draw warmth until spring rekindles our souls once