Marketplace

Frequently Asked Questions (FAQ)

Marketplace FAQ

App Release Notes

Quick Links

John B

1,491 Items

John B

@jbwolf25

Follow on CollX

1,491
Items

Rookie Seller

Playmaker Buyer

Collection Profile

CollX: Sports Card Scanner

Scan, price, buy + sell cards

QR code to download CollX

Sort By

Default Date issued Player Team Year Condition Price (lowest to highest) Price (highest to lowest)

Category

All Baseball Basketball Football Hockey Soccer Tennis Golf Wrestling MMA Boxing Racing Multi-sport Pokémon Magic: The Gathering Yu-Gi-Oh! Digimon Flesh and Blood One Piece Disney Lorcana Non-Sport

Graded Rookie Autographed Memorabilia Clear Filters

Mark McGwire

1999 Upper Deck HoloGrFX - AuSome

#48 Mark McGwire

$4.13

Mark McGwire

1999 Upper Deck Century Legends - Epic Milestones

#EM4 Mark McGwire

$1.99

Mark McGwire

2024 Donruss - Action All-Stars Red Xplosion

#1 Mark McGwire

$4.99

Mark McGwire

1998 Donruss - Elite Series

#6 Mark McGwire

$7.20

Mark McGwire

1999 SP Authentic

#121 Mark McGwire

$2.95

Mark McGwire

1999 Pacific Private Stock

#12 Mark McGwire

$0.99

Mark McGwire

2001 Donruss - 1999 Retro

#4 Mark McGwire

$1.79

Mark McGwire

1999 Topps - Record Numbers

#RN1 Mark McGwire

$0.99

Mark McGwire

2000 Pacific Vanguard

#93 Mark McGwire

$1.24

Mark McGwire

2000 Upper Deck - Power Mark

#Mc3 Mark McGwire

$1.00

Mark McGwire

2000 Upper Deck - Power Mark

#Mc7 Mark McGwire

$1.49

Mark McGwire

2000 Upper Deck - Power Mark

#Mc6 Mark McGwire

$1.25

Mark McGwire

2000 Upper Deck - Power Mark

#Mc1 Mark McGwire

$1.43

Mark McGwire

2000 Ultra

#85 Mark McGwire

$0.99

Mark McGwire

1999 Pacific Private Stock - Home Run History

#7 Mark McGwire

$2.07

Mark McGwire

1999 Fleer Brilliants - Shining Stars

#2 SS Mark McGwire

$4.62

Mark McGwire

1999 Fleer Brilliants

#1 Mark McGwire

$1.59

Mark McGwire

1999 Upper Deck Victory

#461 Mark McGwire

$1.27

Mark McGwire

1999 Upper Deck Mark McGwire Tribute

#19 Mark McGwire

$0.83

Mark McGwire

1999 Upper Deck MVP - Power Surge

#P1 Mark McGwire

$1.50

Mark McGwire

1999 Upper Deck Victory

#422 Mark McGwire

$0.87

Mark McGwire

2026 Topps Chrome - Chrome Rivals Home Green Refractors

#RVH-4 Mark McGwire

$9.50

Mark McGwire

2026 Bowman - Final Draft

#FD-16 Mark McGwire

$52.00

Mark McGwire

2026 Topps - Heavy Lumber

#HL-37 Mark McGwire

$33.00

Page 2

Privacy Policy | Terms of Use

© 2026 CollX, All Rights Reserved