Prospect movers

Who changed trajectory, and whether the card market has noticed. Everything here is measured from two full seasons of official stat lines and the player's standardized benchmark card — never a hot week, never an asking price.

Overall116 Breakout Radar12 Baseball up / cards flat0 Young for level46 Promotions70 Trending down64 Watch closely36

Credible developmental change before the card market has necessarily responded: a measured improvement of real size, while young for the level or freshly promoted, on a rated player. Youth alone is not a breakout and neither is one number.

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1Dylan Grego
SSAge 22Triple-ASan Diego Padres
promoted Low-A → Triple-A · Hitting better than last season even though the pitching got harder — .695 to 1.217 after moving up to Triple-A. That is the shape of a breakout. · 3+ yrs young for AAA
Up stronglyMarket unread3+ yrs young for AAABreakout
strong prospect · 79/100 overall
No qualifying live listing found.
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2Jase Bowen
RFAge 26Triple-ASan Diego Padres
promoted Double-A → Triple-A · Hitting better than last season even though the pitching got harder — .745 to .962 after moving up to Triple-A. That is the shape of a breakout.
Up stronglyMarket unread0.5 yrs old for AAABreakout
solid · 67/100 overall
Core 1st auto · $15.00 delivered
matches his benchmark series · no valuation
See listing
3Braian Salazar
SPAge 21High-ASan Diego Padres
promoted Low-A → High-A · About the same as last season — 14.0% to 15.0% K-BB.
Up stronglyMarket unread1.3 yrs young for High-ABreakout
solid · 60/100 overall
No qualifying live listing found.
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4Jake Cunningham
CFAge 24Double-ASan Diego Padres
promoted High-A → Double-A · Hitting better than last season even though the pitching got harder — .598 to .829 after moving up to Double-A. That is the shape of a breakout.
Up stronglyMarket unreadtypical age for AABreakout
solid · 57/100 overall
Core 1st auto · $13.60 delivered
matches his benchmark series · no valuation · best offer
See listing
5Jesmaylin Arias
CFAge 19Low-ASan Diego Padres
promoted Rookie → Low-A · Hitting better than last season even though the pitching got harder — .566 to .674 after moving up to Low-A. That is the shape of a breakout. · 2.0 yrs young for Low-A
Up stronglyMarket unread2.0 yrs young for Low-ABreakout
solid · 56/100 overall
No qualifying live listing found.
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6Kavares Tears
CFAge 24High-ASan Diego Padres
promoted Low-A → High-A · Hitting better than last season even though the pitching got harder — .705 to .797 after moving up to High-A. That is the shape of a breakout.
Up stronglyMarket unread1.7 yrs old for High-ABreakout
fringe · 52/100 overall
Core 1st auto · $11.98 delivered
matches his benchmark series · no valuation · best offer
See listing
7Luis Maracara
SPAge 19Low-ASan Diego Padres
promoted Rookie → Low-A · Missing more bats and walking fewer batters than last season, against better hitters — 6.8% to 12.1% K-BB after moving up to Low-A. That is the shape of a breakout. · 2.0 yrs young for Low-A
Up stronglyMarket unread2.0 yrs young for Low-ABreakout
fringe · 52/100 overall
No qualifying live listing found.
eBaySee live listings
8Ian Koenig
SPAge 25Triple-ASan Diego Padres
promoted High-A → Triple-A · Missing more bats and walking fewer batters than last season, against better hitters — 8.3% to 15.0% K-BB after moving up to Triple-A. That is the shape of a breakout.
Up stronglyMarket unread0.5 yrs young for AAABreakout
fringe · 52/100 overall
No qualifying live listing found.
eBaySee live listings
9Bryan Balzer
SPAge 21High-ASan Diego Padres
promoted Low-A → High-A · Missing more bats and walking fewer batters than last season, against better hitters — 8.7% to 10.2% K-BB after moving up to High-A. That is the shape of a breakout.
Up stronglyMarket unread1.3 yrs young for High-ABreakout
fringe · 47/100 overall
No qualifying live listing found.
eBaySee live listings
10Marcos Castañon
2BAge 27Triple-ASan Diego Padres
promoted Double-A → Triple-A · Hitting better than last season even though the pitching got harder — .758 to .783 after moving up to Triple-A. That is the shape of a breakout.
Up stronglyMarket unread1.5 yrs old for AAABreakout
fringe · 43/100 overall
No qualifying live listing found.
eBaySee live listings
11Jordan Valenzuela
SPAge 21Low-ASan Diego Padres
promoted Rookie → Low-A · Missing more bats and walking fewer batters than last season, against better hitters — 5.5% to 9.5% K-BB after moving up to Low-A. That is the shape of a breakout.
Up stronglyMarket unreadtypical age for Low-ABreakout
fringe · 38/100 overall
No qualifying live listing found.
eBaySee live listings
12Kannon Kemp
SPAge 21High-ASan Diego Padres
promoted Low-A → High-A · Missing more bats and walking fewer batters than last season, against better hitters — 9.7% to 11.3% K-BB after moving up to High-A. That is the shape of a breakout.
Up stronglyMarket unread1.3 yrs young for High-ABreakout
fringe · 37/100 overall
Core 1st auto · $12.00 delivered
matches his benchmark series · no valuation · best offer
See listing

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