Aaron Kiefer

@Akiefer1216 Detroit, MI

612
Items

Everything is negotiable.

Rising Star Seller

Yolbert Sanchez

2021 Bowman - Chrome Prospects Mojo Refractor Purple

#BCP-40 Yolbert Sanchez

$8.00

Kerry Carpenter

2025 Finest - Finest Autographs Purple Refractors

#FA-KC Kerry Carpenter

$35.00

Isaiah Stewart

2025-26 Topps Midnight - Dark Marks Signatures Winter Solstice

#DM-IS Isaiah Stewart

$23.00

Lourdes Gurriel Jr.

2026 Topps

#465 Lourdes Gurriel Jr.

$1.50

Jake Palisch

2026 Topps - Aqua Holo Foil

#494 Jake Palisch

$1.50

Hunter Barco

2026 Topps

#398 Hunter Barco

$0.75

Pete Crow-Armstrong

2026 Topps - 1991 Topps Baseball 35th Anniversary All-Stars (Series Two)

#91AS-46 Pete Crow-Armstrong

$2.00

Christy Mathewson

2026 Topps - 1991 Topps Baseball 35th Anniversary (Series Two)

#91B2-31 Christy Mathewson

$1.00

Ken Griffey Jr.

2026 Topps - 1991 Topps Baseball 35th Anniversary All-Stars (Series Two)

#91AS-35 Ken Griffey Jr.

$3.00

Pete Alonso

2026 Topps - Stars of MLB

#SMLB-47 Pete Alonso

$1.50

Bryce Eldridge

2026 Topps - Stars of MLB

#SMLB-52 Bryce Eldridge

$1.00

Christian Moore

2026 Topps - Stars of MLB

#SMLB-31 Christian Moore

$1.00

Randy Johnson

2026 Topps - 1991 Topps Baseball 35th Anniversary All-Stars (Series Two)

#91AS-20 Randy Johnson

$3.00

Frank Thomas

2026 Topps - 1991 Topps Baseball 35th Anniversary All-Stars (Series Two)

#91AS-33 Frank Thomas

$4.00

Nolan McLean

2026 Topps - Stars of MLB

#SMLB-46 Nolan McLean

$1.25

Owen Caissie

2026 Topps - Stars of MLB

#SMLB-36 Owen Caissie

$1.00

Freddie Freeman

2026 Topps - Titans of the Game

#TOG-29 Freddie Freeman

$1.25

Brice Matthews

2026 Topps - Stars of MLB

#SMLB-41 Brice Matthews

$1.00

Nolan Ryan

2026 Topps - Crooked Numbers

#CN-14 Nolan Ryan

$2.00

Chase DeLauter

2026 Topps - Aqua Rainbow Foil

#458 Chase DeLauter

$3.00

Christian Moore

2026 Topps - Titans of the Game

#TOG-21 Christian Moore

$2.50

2026 Topps - Glove Work

#GW-37 Cal Raleigh

$2.25

Nolan McLean

2026 Topps - Titans of the Game

#TOG-33 Nolan McLean

$1.25

Nolan Ryan

Topps Series 2

#91B2-36 Nolan Ryan

$4.00