Shop from 44,900,128 total and 12,716,568 unique sports cards. Baseball, Football, Hockey, and Basketball.

exitonefiftytwo

Sale - 19% OFF SRP

Find baseball cards and other sports cards on sale in Promotions & Port Sales

Ideal for Set Builders & Player Collectors

Build one order over time from multiple sellers, pay shipping once, and receive your cards in one package.

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Flat Rate Shipping

Buy now, ship later! Purchase over time from many sellers & ship once!

44 Million Cards Under One Roof

We house millions of sports cards from thousands of sellers and provide industry renowned customer service!

High resolution scans of the front & back of every card.

Easy & Fun Sports Card Flipping

Filter by team, player, set & more. Purchase, instantly relist, & flip for profit.

We Do The Work To Sell Your Cards

Research & identify your collectibles

Evaluate condition & value

Scan the front & back of every card

Advertise to find buyers

Store & insure consigned collectibles

Resolve customer service needs

Securely package & ship to buyers

We Have Other Unique Services

Mailbox Services

Grading Services

eBay Integration

Historical Sales Data

A Different Way to Sell Cards

We identify, scan, list, store, insure, package, and ship - just send us your sports cards, trading cards, and collectibles. COMC listings are automatically posted to eBay!

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1996 Upper Deck - Diamond Destiny - Silver #DD29

Ozzie Smith [Good to VG‑EX]

$46.24

1933 Goudey Big League Chewing Gum - R319 #173

Topps All-Star Rookie - Willie McCovey [PSA 3 VG]

$142.00

2018 Topps Gallery - [Base] #126

Juan Soto [PSA 10 GEM MT]

$46.25

2017 Panini Prizm - [Base] - Silver Prizm #279

Rookies - Deshaun Watson [PSA 10 GEM MT]

$30.15

1994 SP - [Base] #3

Premier Prospects - Marshall Faulk [PSA 9 MINT]

$27.85

2020 Panini Contenders - [Base] - 1st Off the Line Red Zone #105.1

RPS - Henry Ruggs III

$33.60

2011 Topps Five Star - [Base] #172

Rookie Patch Autograph - DeMarco Murray /180

$81.04

2024 Panini Mosaic - Capital Gains - Silver Prizm #20

Jayden Daniels

$26.62

2024-25 Upper Deck Series 2 - Dazzlers - Orange #DZ-76

Lane Hutson

$39.64

2024-25 Skybox Metal Universe - Gen Z - Autographs #GZ-11

Frank Nazar

$103.75

2024-25 Upper Deck Series 2 - [Base] #492

Young Guns - Matvei Michkov

$35.90

2022-23 Upper Deck Series 1 - [Base] #213

Young Guns - Matty Beniers [PSA 10 GEM MT]

$114.10

2023-24 O-Pee-Chee Platinum - [Base] - Blue Fragments #202

Marquee Rookies - Logan Cooley /125

$70.40

1993-94 Upper Deck - [Base] #193

NBA Playoffs Highlights - Michael Jordan [PSA 10 GEM MT]

$175.00

2023-24 Panini Prizm Monopoly - [Base] #81

Victor Wembanyama [PSA 10 GEM MT]

$76.15

1992-93 Topps Stadium Club - Beam Team #19

Dennis Rodman

$28.14

1996-97 Upper Deck - Fast Break Connections #FB23

Michael Jordan

$27.26

2015-16 Panini Prizm - USA Basketball #11

Jump to Popular Players!

Michael Jordan HOF	Shohei Ohtani	Aaron Judge	Alexis Lafreniere	Derek Jeter	Stephen Curry
Connor Bedard	LeBron James	Spider-Man	Tom Brady	Zion Williamson	Patrick Mahomes II
Connor McDavid	Luka Doncic	Ken Griffey Jr.	Wolverine	Ja Morant	Wayne Gretzky
Kobe Bryant	Auston Matthews	Mike Trout	Ronald Acuna Jr.	Shaquille O'Neal	Paul Goldschmidt

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COMC (Check Out My Collectibles) is a unique marketplace for buying and selling sports cards, gaming cards, comics, and more. We have a great selection of singles, memorabilia cards, autographed cards, and rookie cards. Our listings include front and back scans of every card. We're also a great place to sell cards. Do you want to know more about card values? Learn about our suggested prices.