Rubbing Mud: Luis Castillo Should Use His Slider Against Lefties Matthew Trueblood March 4, 2020 Share: > Image credit: The Enquirer-USA TODAY NETWORK via Imagn Content Services, LLC Subscribe to Baseball ProspectusLuis Castillo was great last year—but this one small trick could make him better and more consistent. Full access to this article is for Premium Baseball Prospectus subscribers. Sign up today to get access to insightful analysis for the discerning baseball fan. Super-Premium - $66.99 / yearPremium - $45.95 / yearPremium Monthly - $6.99 / monthBasic - Free Subscribe to Baseball Prospectus In This Article 0 Cincinnati RedsLuis CastilloRubbing Mud Related Articles BP Annual 2025 Excerpt: Cincinnati Reds B by Will Sennett and Nate Fisher 3/13 2 Top Billing $ by Matthew Trueblood 3/13 0 If It’s Working, Keep Going $ by Matthew Trueblood 2/28 0 A Single Spring Swing $ by Matthew Trueblood 2/25 2 Forced Migration $ by Matthew Trueblood 2/21 1 Latest Articles Tim Jackson’s Model Portfolio for 2025 $ by Timothy Jackson 3/17 0 2025 Season Preview: Chicago Cubs $ by Daniel R. Epstein 3/17 5 I Know What You Did Last Pitch $ by Justin Choi 3/17 1 Notes from the Field: Spring Breakouts Part 1 $ by Smith Brickner 3/17 0 Better Off Ed B by Ed Zitron 3/17 7 more chevron_rightchevron_right Matthew Trueblood @MATrueblood More about: Cincinnati RedsLuis CastilloRubbing Mud Latest Articles Tim Jackson’s Model Portfolio for 2025 $ by Timothy Jackson 3/17 0 2025 Season Preview: Chicago Cubs $ by Daniel R. Epstein 3/17 5 I Know What You Did Last Pitch $ by Justin Choi 3/17 1 Related Articles BP Annual 2025 Excerpt: Cincinnati Reds B by Will Sennett and Nate Fisher 3/13 2 Top Billing $ by Matthew Trueblood 3/13 0 If It’s Working, Keep Going $ by Matthew Trueblood 2/28 0 You need to be logged in to comment. Login or Subscribe