Introduction
The sports card market continues to heat up as the return of football creates fresh excitement across the hobby, while baseball's emerging stars continue to deliver some of the week's biggest gains.
With NFL preseason games officially underway, collectors are already watching closely for quarterbacks who could emerge as breakout stars before the regular season begins. At the same time, several young baseball players are putting together impressive seasons that are sending their Bowman prospect cards and rookie cards sharply higher.
This week's list features a breakout Milwaukee Brewers prospect, two quarterbacks generating major preseason buzz, a New York Yankees prospect making an immediate MLB impact, and a Chicago Cubs star making a strong case for one of baseball's biggest individual honors.
Let's break down the Top 5 Sports Cards Heating Up by Sports Card Investor, based on recent market performance, collector demand, and pricing data from Market Movers.
Sports Card Market Pulse
The sports card market continues to show impressive strength as collectors remain active across baseball and football.
SEI 500 Index Performance:
📈 Up 1% over the last 7 days
📈 Up more than 6% over the last 30 days
📈 Up more than 44% year-to-date
The market's year-to-date performance is particularly notable, showing just how much momentum has built throughout 2026.
Several factors are fueling this week's momentum:
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NFL preseason games returning to television
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Rising interest in 2026 football rookie cards
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Breakout performances from young MLB players
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Strong demand for Bowman Chrome prospect autographs
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Increased attention on emerging NFL quarterbacks
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Continued strength in baseball prospect cards
With the NFL regular season approaching and the MLB season entering a crucial stretch, collectors have plenty of reasons to remain active.
The Top 5 Sports Cards Heating Up
5. Blake Burke
Milwaukee Brewers first baseman prospect Blake Burke has put together a breakout season that is quickly turning him into one of the more closely watched young players in the organization.
Burke earned a promotion to Triple-A after hitting .285 with 30 home runs, 88 RBIs, and 28 stolen bases. His 30 home runs also established a new single-season home run record for the Double-A Brewers, while his strong July earned him Player of the Month honors in his league.
The combination of power and speed has created plenty of excitement surrounding his potential MLB future, and collectors have responded with increased demand for his Bowman prospect cards.
Key Card Movements:
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2024 Bowman Draft Chrome Prospect Autograph Gold Refractor /50 1st (PSA 10): Up 124%, $810 → $1,800+
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2024 Bowman Draft Chrome Prospect Autograph 1st (Raw): $25 → $50
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2024 Bowman Draft Chrome Prospect Autograph Refractor /499 1st (Raw): $50 → $100
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2024 Bowman Draft Chrome Prospect Autograph Sapphire Edition /199 1st (Raw): $86 → $120
Burke's combination of power, speed, and organizational progression makes him one of the most intriguing prospects to monitor. If he continues producing after his promotion, his Bowman First Autograph could remain a card to watch.
4. Carson Beck
Arizona Cardinals quarterback Carson Beck makes his debut on this week's list after turning heads during his first NFL preseason appearance.
The former Miami quarterback completed 15 of 19 passes for 188 yards and a touchdown against the Carolina Panthers. Even more importantly for collectors, he did it without throwing an interception and finished with a passer rating above 125.
Beck was selected in the third round of the 2026 NFL Draft, and his preseason performance has already sparked increased interest in his college cards ahead of the release of his NFL rookie cards.
Key Card Movements:
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2023 Bowman Chrome University Prospect Autograph 1st (Raw): $20 → $41
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2024 Bowman Best University Best of 2024 Autographs Refractor (Raw): $21 → $42
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2024 Bowman Chrome University Prospect Autograph (Raw): $25 → $60
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2025 Bowman Chrome University Prospect Autograph (Raw): $20 → $40
Beck's college cards have essentially doubled or better across several releases in just one month. With his first NFL rookie cards arriving soon, collectors will be watching closely to see whether this momentum carries into the professional market.
3. Haynes King
Carolina Panthers quarterback Haynes King takes the No. 3 spot after producing one of the most memorable performances of the NFL preseason.
King joined Carolina as an undrafted free agent and immediately made an impact against the Arizona Cardinals. He completed 21 of 34 passes for 180 yards and two touchdowns while adding 39 rushing yards.
His biggest moment came with the game on the line, when King scrambled for a five-yard walk-off touchdown as time expired to give Carolina a comeback victory.
The performance has translated into significant movement across his college sports cards.
Key Card Movements:
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2025 Bowman Chrome University Prospect Auto 1st (Raw): Up 330%, $10 → $43
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2025 Bowman Chrome University Prospect Auto Refractor /299 1st (Raw): $15 → $60
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2025 Bowman Chrome University Prospect Auto Purple Refractor /75 1st (Raw): $53 → $90
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2025 Bowman Chrome University Campus Visit Autographs /99 (Raw): $30 → $50
Haynes King's card market has responded dramatically to his preseason debut. The quarterback's ability to make plays both through the air and on the ground has given collectors another young football player to monitor as the regular season approaches.
2. George Lombard Jr.
New York Yankees shortstop George Lombard Jr. continues to make waves after receiving his opportunity in the Major Leagues.
Through his first six MLB games, Lombard Jr. was hitting .286 with two home runs. After homering in his first Major League game, he added another home run against Atlanta just four days later.
The immediate impact has created a major surge across his prospect card market, particularly his Bowman First cards.
Key Card Movements:
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2024 Bowman Chrome Prospect Auto 1st (PSA 10): $350 → $1,000+
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2024 Bowman Chrome Prospect Auto 1st (PSA 9): $143 → $469
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2024 Bowman Chrome Prospect Auto 1st (Raw): $165 → $358
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2024 Bowman Mega Box Chrome Prospects 1st (PSA 10): $68 → $248
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2024 Bowman Sapphire Edition Base 1st (Raw): $19 → $106
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2024 Bowman's Best Best of 2024 Autographs (Raw): $34 → $135
Lombard Jr.'s rapid MLB start has made him one of the biggest risers in the baseball card market. Playing for one of the most recognizable franchises in baseball only adds to the attention surrounding his cards.
1. Pete Crow-Armstrong
Topping this week's list is Chicago Cubs outfielder Pete Crow-Armstrong, who continues to build an impressive case as one of baseball's most exciting young stars.
Crow-Armstrong is hitting .286 with 27 home runs, 73 RBIs, and 30 stolen bases. With a few more home runs, he could become a 30-home-run, 30-stolen-base player for the second consecutive season.
His 27th home run came against Washington and helped the Cubs earn their seventh win in eight games as they continued their push in the National League Central.
The combination of Crow-Armstrong's production and the Cubs' success has translated directly into increased demand for his cards.
Key Card Movements:
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2020 Bowman Draft Chrome 1st (PSA 10): $75 → $145
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2020 Bowman Draft Chrome Refractor 1st (PSA 10): $116 → $383
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2024 Bowman Chrome Rookie Auto (Raw): $250 → $333
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2024 Topps Home Field Advantage SSP (Raw): Approximately $100 → $200
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2024 Topps Chrome Rookie Refractor (Raw): Approximately $10 → $30
Crow-Armstrong's combination of power, speed, and continued production has made him one of the most compelling young players in baseball. With the Cubs pushing toward the postseason and Crow-Armstrong approaching another potential 30/30 season, his card market has plenty of momentum.
Frequently Asked Questions
1. Why are football cards heating up right now?
The return of NFL preseason football has given collectors fresh performances to evaluate. Strong debuts from quarterbacks such as Carson Beck and Haynes King have quickly increased interest in their college cards ahead of the release of their NFL rookie cards.
2. Why are George Lombard Jr. cards rising so quickly?
Lombard Jr. has made an immediate impact with the New York Yankees, hitting .286 with two home runs through his first six MLB games. His early success has driven significant demand for his Bowman prospect cards.
3. Why are Pete Crow-Armstrong cards heating up?
Crow-Armstrong is putting together another impressive season with 27 home runs and 30 stolen bases. His production, combined with the Cubs' strong recent stretch, has helped push prices higher across his Bowman and Topps cards.
4. What makes Bowman First cards important for MLB prospects?
Bowman First cards are among the most recognized prospect releases in baseball cards. Collectors often target these early cards when a young player begins breaking out at the Major League level, making them especially sensitive to changes in player performance and demand.
5. Should collectors buy cards after a preseason breakout?
A strong performance can create significant short-term momentum, but collectors should still research recent sales, population reports, player outlook, and historical pricing before making a purchase. Rapid price increases can also create opportunities for market corrections.
Conclusion
This week's sports card market shows how quickly player performance can translate into major changes in collector demand.
Baseball continues to produce some of the biggest movers, with Blake Burke and George Lombard Jr. generating substantial interest as their careers take important steps forward. Lombard Jr.'s immediate impact with the Yankees has been particularly impressive, sending several of his Bowman cards sharply higher.
Football is also beginning to make its presence felt. Carson Beck and Haynes King both delivered strong preseason performances, giving collectors an early look at two quarterbacks who could become important names in the 2026 NFL season.
At the top of the list, Pete Crow-Armstrong continues to combine power and speed at an elite level. His potential second consecutive 30/30 season, along with the Cubs' strong play, has created significant momentum across his sports card portfolio.
As the NFL preseason progresses and the MLB postseason race intensifies, the sports card market could see even more volatility and opportunity. For collectors, keeping an eye on breakout performances, prospect promotions, and upcoming rookie-card releases could be key to staying ahead of the next big market move.
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