Biggest pitching prospect debuts
MLB.com provides an overview of notable pitching prospect debuts over the last two decades, highlighting the high expectations placed on young stars. The article serves as context for Kade Anderson's upcoming Major League debut with the Seattle Mariners.
Why it matters
Tracking the performance of top-ranked prospects provides insight into the future of professional baseball and the success rates of high-profile draft picks.
When Kade Anderson takes the mound for the Mariners for his Major League debut on Saturday against the Cubs in Seattle, he’ll be the 16th pitching prospect ranked among the top five overall prospects to make his big league debut. Here’s a look at the group he’s about to join, the biggest pitching debuts over the past 20-plus years.
More from MLB Pipeline : • Top 100 prospects | Stats | Video | Podcast | Complete coverage
Aug. 22, 2026: Kade Anderson, Mariners ( No. 5 ) TBD
March 19, 2025: Roki Sasaki, Dodgers (No. 1) ND vs. Cubs (W, 6-3) 3 IP, 1 H, 1 R, 5 BB, 3 K
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