Jason Mattern

@PopsCardz

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Rising Star Buyer

Ian Happ

2026 Topps - 1991 Topps Baseball 35th Anniversary Autographs (Series One)

#91A-IH Ian Happ

$15.29

Ian Happ

2025 Topps Chrome Platinum - Chrome Platinum Autographs Blue Prism Refractors

#CPA-IH Ian Happ

$18.00

Greg Maddux

1987 Topps Traded

#70T Greg Maddux

$27.00

Nick Kurtz

2025 Bowman Chrome

#93 Nick Kurtz

$1.87

Carson Benge

2026 Topps Chrome

#87 Carson Benge

$2.25

Cade Povich

2025 Topps Chrome Platinum - Topps Refractors

#319 Cade Povich

$1.21

Jacob Misiorowski

2026 Bowman

#35 Jacob Misiorowski

$1.50

Coby Mayo

2025 Bowman Chrome

#83 Coby Mayo

$1.25

Luke Keaschall

2025 Topps Chrome Update

#USC106 Luke Keaschall

$3.00

Dylan Beavers

2026 Topps Chrome - X-Fractors

#218 Dylan Beavers

$1.75

Jac Caglianone

2026 Topps Chrome

#131 Jac Caglianone

$1.25

Jacob Wilson

2025 Bowman Chrome

#1 Jacob Wilson

$3.00

Hyeseong Kim

2025 Stadium Club

#200 Hyeseong Kim

$1.29

Roki Sasaki

2025 Topps Heritage - Dark Blue Border

#224 Roki Sasaki

$4.50

Matt Shaw

2025 Bowman Chrome

#46 Matt Shaw

$4.26

Jacob Wilson

2025 Topps Chrome

#96 Jacob Wilson

$2.25

Daniel Schneemann

2025 Topps Chrome Platinum - Refractors

#341 Daniel Schneemann

$1.69

Nacho Alvarez Jr.

2025 Topps Inception

#9 Nacho Alvarez Jr.

$1.50

Dylan Beavers

2026 Topps Chrome Black

#70 Dylan Beavers

$1.61

Jake Bloss

2025 Topps Chrome Platinum - Chrome Platinum Autographs Aqua Refractors

#CPA-JBL Jake Bloss

$9.74

Munetaka Murakami

2026 Finest

#5 Munetaka Murakami

$1.81

Colson Montgomery

2026 Bowman - Chrome Mojo Refractors

#68 Colson Montgomery

$1.49

Chase Burns

2026 Topps Heritage - Chrome Light Blue Sparkle Refractors

#212 Chase Burns

$4.99

Kyle Teel

2026 Finest

#54 Kyle Teel

$0.99