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

2000 Pacific 7-Eleven Coins

#24 Mark McGwire

$1.94

Mark McGwire

1988 Action Superstars Samples (unlicensed)

#45 Mark McGwire

$4.86

Mark McGwire

Star Green Promo

#NNO Mark McGwire

Mark McGwire

1998 American Dental Association Mark McGwire

#NNO Mark McGwire

$1.61

Mark McGwire

1993 Bicycle Aces Playing Cards

#K♣ Mark McGwire

$1.93

Mark McGwire

1988 Starbrite Superstars (unlicensed)

#13 Mark McGwire

$2.89

Mark McGwire

1991 Panini Stickers

#145 Mark McGwire

$0.53

Mark McGwire

1991 Topps Magazine

#TM 34 Mark McGwire

$2.37

Mark McGwire

1998 Little League Mark McGwire

#NNO Mark McGwire

$2.59

Mark McGwire

2025 Topps Update - 1990 Topps Baseball 35th Anniversary Chrome Green Refractors

#U90C-83 Mark McGwire

Mark McGwire

1999 Topps - Record Numbers

#RN1 Mark McGwire

$1.24

Mark McGwire

1999 Upper Deck HoloGrFX

#48 Mark McGwire

$1.49

Mark McGwire

1999 Upper Deck Victory

#446 Mark McGwire

$0.99

Mark McGwire

2000 Upper Deck - Power Mark

#Mc10 Mark McGwire

$1.49

Mark McGwire

2000 Upper Deck - Power Mark

#Mc9 Mark McGwire

$1.49

Mark McGwire

2000 Upper Deck - Power Mark

#Mc8 Mark McGwire

$1.49

Mark McGwire

1999 Topps Chrome

#201 Mark McGwire

$1.24

Mark McGwire

2000 Upper Deck - Power Mark

#Mc2 Mark McGwire

$2.25

Mark McGwire

2000 Upper Deck - Power Mark

#Mc6 Mark McGwire

$1.25

Mark McGwire

2000 Upper Deck - Power Mark

#Mc4 Mark McGwire

$1.32

Mark McGwire

1999 UD Ionix - Hyper

#H9 Mark McGwire

$2.29

Mark McGwire

1999 UD Ionix

#R83 Mark McGwire

$3.29

Mark McGwire / Sammy Sosa

1999 SP Authentic

#122 Mark McGwire / Sammy Sosa

$3.74

Mark McGwire

1999 Upper Deck Century Legends

#58a Mark McGwire

$1.80

Page 1

Privacy Policy | Terms of Use

© 2026 CollX, All Rights Reserved