Jim Callis is an MLB.com Draft and prospect expert. He has been covering the Draft and prospects since 1988.
|C.J. McElroy has yet to rise above Class A after four pro seasons, so he wasn't expecting to play in the Arizona Fall League. The Cardinals originally planned on sending fellow outfielder Charlie Tilson to the Peoria Javelinas, but he fractured a foot at the end of the regular season, creating an opportunity McElroy was thrilled to receive.
More»Cardinals prospects prepare in Arizona Fall League|
|A Trade Deadline deal split up Addison Russell and Daniel Robertson, though they were reunited in the Arizona Fall League. They shared the shortstop position for three weeks on the Mesa Solar Sox before Russell left early. Robertson said while he was sad to lose Russell as a teammate, the trade heartened him because it showed Oakland believed he can stay at shortstop.
More»Athletics prospects prepare in Arizona Fall League|
|Right fielder Steven Moya headlines Detroit's group of talented prospects honing their craft with the Glendale Desert Dogs this season in the Arizona Fall League.
More»Tigers prospects prepare in Arizona Fall League|
|Playing for the Solar Sox this fall, 21-year-old Dan Vogelbach has showed off his patience at the plate. The Cubs' prospect is sharing Mesa's first-base job with Matt Olson (Athletics) and also getting some time at DH.
More»Cubs prospects prepare in the AFL|
|Shortstop Corey Seager leads Los Angeles' talented crop of prospects playing for the Glendale Desert Dogs this season in the Arizona Fall League.
More»Dodgers prospects prepare in Arizona Fall League|
|Tim Anderson has moved faster than expected since the White Sox drafted him in the first round of the 2013 First-Year Player Draft. He also missed two months after an errant pitch fractured his right wrist in June, so he's in the Arizona Fall League to compensate for missed at-bats.
More»White Sox prospects develop in the AFL|
|Perhaps more than any other farm system, the Rangers are teeming with toolsy, young position players. Outfielder Nick Williams is the most consistent hitter among them, but even he realizes he has more work to do before he's ready for the big leagues.
More»Rangers prospects prepare in Arizona Fall League|
|The longest stretch of baseball in 2013 first-round Draft pick Aaron Judge's life began when he reported to Yankees Minor League Spring Training in March. He played 131 regular-season games from April through August, then reported to instructional league in September. There's no rest in Judge's immediate future, because he's now in the Arizona Fall League, slated to play with the Scottsdale Scorpions through mid-November.
More»Yankees prospects on display in Arizona Fall League|
|Deven Marrero knows he'll have to complement his superlative defense with enough offense in order to stick in a Major League lineup. He said improving at the plate is his primary goal with the Arizona Fall League's Surprise Saguaros.
More»Red Sox prospects prepare in Arizona Fall League|
|Is there more depth, Minor League wide, at any particular position? Could left-hander Steven Matz crack the Mets' rotation in 2015? Jim Callis responds to fans' questions about the next crop of Major League talent.
More»Astros' Correa ranked No. 3 prospect by MLB.com|
|Aaron Judge didn't have the big season the Tigers' Steven Moya had in '14, but MLB.com's Jim Callis says the Yankees prospect has a brighter future in the big leagues
More»Mayo, Callis on outfield prospects Judge and Moya|
|Jim Callis believes that the Surprise Saguaros are the Fall League roster he most wants to watch. Mariners pitcher Taijuan Walker is part of the reason.
More» Taijuan Walker, RHP, Mariners|
|No one doubts Joey Gallo's power. In 2014, he finished second in the Minors with 42 homers while reaching Double-A at age 20. Gallo's defensive skills, however, are more in question. So the Rangers exposed him to other positions during his three weeks in instructional league.
More» Gallo swats two-run homer to right|
|Eric Jagielo missed two months of his first full pro season with a strained oblique, so the Yankees planned to send him to the Arizona Fall League to make up for some lost at-bats. But that plan was scuttled when the third baseman was hit in the face by a pitch in an instructional league game Sunday.
More» Eric Jagielo, 3B, Yankees|
|Twins outfielder Byron Buxton (Salt River) and White Sox right-hander Francellis Montas (Glendale) are the hitter and pitcher Jim Callis is looking forward to watching most.
More» Byron Buxton, OF, Twins|
|Jim Callis analyzes how each playoff team used the Draft, international signings, trades and free agency to reach the postseason -- from the Cardinals and Royals, who relied heavily on homegrown talent, to the A's. Orioles and Tigers who imported most of their players.
More»MLB.com looks at the makeup of the 2014 playoff teams|
|Here's a look at how the Kansas City Royals used the Draft, trades, free agency and international signings to build its AL pennant-winning team.
More» Royals reach Fall Classic after 29 years|
|Here's a look at how the Oakland Athletics used the Draft, trades, free agency and international signings to build its postseason team.
More»MLB.com looks at the makeup of the 2014 A's|
|Here's a look at how the Pittsburgh Pirates used the Draft, trades, free agency and international signings to build its postseason team.
More»MLB.com looks at the makeup of the 2014 Pirates|
|Jim Callis responds to fans' questions about the next crop of Major League talent, including where Boston's Rusney Castillo would rank among prospects.
More» Castillo hits his first career home run|