The Call-Up: Erik Swanson Nick Schaefer and Jarrett Seidler April 12, 2019 Share: > Image credit: USA Today Sports Subscribe to Baseball ProspectusThe Mariners are off to a surprising start and they're bringing up some reinforcements from the farm. 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 Erik Swanson Related Articles 2019 Prospects: Seattle Mariners Top 10 Prospects $ by Jeffrey Paternostro, Wilson Karaman, and BP Prospect Staff 1/09 1 Monday Morning Ten Pack: The May Promotions $ by BP Prospect Staff 6/04 0 Latest Articles The BP Dynasty 101 for 2025 $ by Jesse Roche and Bret Sayre 2/14 3 TA: Padres Pick Up Pivetta in the Nick of Time $ by Patrick Dubuque 2/14 1 A Final Letter from A’s Owner John Fisher B by Justin Klugh 2/14 0 Are Experienced Players Easier to Project? B by Rob Mains 2/14 1 Season Preview: Sacramento Athletics $ by Ginny Searle 2/14 0 more chevron_rightchevron_right Jarrett Seidler Nick Schaefer More about: Erik Swanson Latest Articles The BP Dynasty 101 for 2025 $ by Jesse Roche and Bret Sayre 2/14 3 TA: Padres Pick Up Pivetta in the Nick of Time $ by Patrick Dubuque 2/14 1 A Final Letter from A’s Owner John Fisher B by Justin Klugh 2/14 0 Related Articles 2019 Prospects: Seattle Mariners Top 10 Prospects $ by Jeffrey Paternostro, Wilson Karaman, and BP Prospect Staff 1/09 1 Monday Morning Ten Pack: The May Promotions $ by BP Prospect Staff 6/04 0 You need to be logged in to comment. Login or Subscribe