Top 10 MLB Call-Ups to Watch in 2025

Hobby Trends, Rookie Card Education

As the 2025 season heats up, several top prospects are making their MLB debuts—giving collectors prime early opportunities to track rookie cards. Here’s our spotlight on the top 10 call-ups worth watching:

1. Christian Moore – 2B, Los Angeles Angels

A college star and the No. 8 pick in 2024, Moore debuted after hitting .279/. with 5 HR in the minors—part of the Angels’ aggressive youth movement .

Card Tip: Early Bowman Chrome Prospects and Chrome Draft Picks are worth snapping up.

2. Roman Anthony – OF, Boston Red Sox

Boston’s top prospect finally got the call after a .288/.423/.491 slash and 10 HR in Triple-A—plus a record-setting 497-foot grand slam.

Card Tip: Look for 2025 Bowman Draft and early Topps Chrome RC cards as long-tail plays.

3. Jacob Misiorowski – RHP, Milwaukee Brewers

A flame-thrower with a 103-mph fastball and 2.27 ERA in Triple-A Nashville, Misiorowski earned his promotion.

Card Tip: Consider Topps Chrome Draft Picks, Bowman Chrome Prospects, and odds-on autos.

4. Jac Caglianone – 1B, Kansas City Royals

A swift Triple-A rise for KC’s No. 10 overall 2024 draft pick, with a .322 average and 15 HR—now debuting in July.

Card Tip: Seek out Bowman Draft and Topps Prospect cards; updates likely soon.

5. Miguel Useche – C, Chicago Cubs

The Frontier League standout hit .333 for the ValleyCats before being picked up by the Cubs.

Card Tip: Mid-round Bowman & Chrome Draft picks—low supply, high upside if he’s trending.

6. Cole Young – INF, Seattle Mariners

Debuted May 31, hitting .277/.392/.461 in Triple-A Tacoma and delivered a clutch RBI in his first MLB game.

Card Tip: Look for Bowman Draft and Chrome Prospects cards adding long-term value.

7. Alejandro Osuna – OF, Texas Rangers

Called up May 25 after hitting .292/.362/.507 with 18 HR and 17 SB in Double-A/Triple-A.

Card Tip: Bowman & Chrome Draft cards should be front-of-mind for investors.

8. Zac Veen – OF, Colorado Rockies

A top-10 draft pick in 2020, he debuted April 8 with a first MLB HR in his early outings .

Card Tip: Grab Bowman Chrome Draft or rookie autograph versions right away.

9. Moisés Ballesteros – C, Chicago Cubs

Promoted May 13 after back-to-back Minor League Player of the Year awards and .368 average in Triple-A.

Card Tip: Rookie slabs (Bowman Chrome), low-numbered parallels and graded rookies.

10. Roki Sasaki – RHP, Los Angeles Dodgers

Japan’s ace made his MLB debut following a stunning career overseas; a top chase for collectors.

Card Tip: Look for debut patch autos in 2025 Topps Chrome Update and Bowman.

Why These Call-Ups Matter for Collectors

  • Early ownership: Get ahead of rookie card values before mainstream hype peaks.

  • Scarcity edge: First Bowman and Chrome rookie cards from these debuts tend to be low-print and fast selling.

  • Collectible momentum: Players who perform well quickly generate card demand across platforms.

Collector Action Guide

  1. Buy ASAP: Immediate purchase before rookie card premiums rise.

  2. Track performance: Use MLB news and stats to identify breakout performances.

  3. Pick your format: Choose graded rookies for secure value or raw rookie cards for long-term plays.

  4. Follow auctions: Monitor eBay sold listings and community forums for market trends.

As these 2025 call-ups continue to make their mark, smart collectors are snapping up their first rookie cards before the mainstream spotlight hits. Whether you’re a long-term investor or building a binder, staying ahead with early call-up insight is key. Bookmark this list and check back—these names could define rookie card collecting for years to come.

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