Brian Koscho

@29streetflash

704
Items

Rising Star Buyer

Dansby Swanson

2017 Topps Gallery - Orange

#33 Dansby Swanson

$18.87

Hyeseong Kim

2025 Topps Archives - Black Foilboard

#207 Hyeseong Kim

$1.50

Aaron Judge

2017 Topps Bunt

#20 Aaron Judge

$21.50

Logan Driscoll

2025 Topps Chrome - Sepia Refractors

#185 Logan Driscoll

$0.75

Adam Mazur

2025 Topps Chrome - RayWave Refractors

#157 Adam Mazur

$0.99

Max Fried

2018 Topps - Vintage Stock

#316 Max Fried

$4.50

Juan Soto

2018 Topps Gallery

#126 Juan Soto

$4.00

Juan Soto

2018 Topps Update

#US300 Juan Soto

$9.99

Juan Soto

2018 Topps Chrome Update

#HMT98 Juan Soto

$7.21

Juan Soto

2018 Topps Heritage

#502 Juan Soto

$6.99

Barry Larkin

1987 Donruss

#492 Barry Larkin

$1.60

Juan Soto

2018 Topps Chrome Update

#HMT98 Juan Soto

$7.21

Ken Griffey Jr.

1989 Donruss

#33 Ken Griffey Jr.

$3.50

Yu Darvish

2012 Topps Archives

#119 Yu Darvish

$0.99

Yu Darvish

2012 Topps Archives

#119 Yu Darvish

$0.99

Bernie Williams

1990 Score

#619 Bernie Williams

$0.99

Bobby Bonilla

1987 Fleer - Glossy

#605 Bobby Bonilla

$1.95

Bo Jackson

1987 Fleer

#369 Bo Jackson

$4.72

Cubs 2016 Rookie Stars (Kyle Schwarber / Carl Edwards Jr.)

2016 Topps Heritage

#161 Cubs 2016 Rookie Stars (Kyle Schwarber / Carl Edwards Jr.)

$1.99

Cubs 2016 Rookie Stars (Kyle Schwarber / Carl Edwards Jr.)

2016 Topps Heritage

#161 Cubs 2016 Rookie Stars (Kyle Schwarber / Carl Edwards Jr.)

$1.99

Bobby Bonilla

1987 Donruss

#558 Bobby Bonilla

$0.99

Bryce Harper

2012 Topps Chrome

#196 Bryce Harper

$28.00

Bryce Harper

2012 Topps Chrome

#196 Bryce Harper

$28.00

Yu Darvish

2012 Topps Chrome

#151 Yu Darvish

$2.00