Shop from 43,173,139 total and 12,295,209 unique sports cards. Baseball, Football, Hockey, and Basketball.

$250.00 Patchcity

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

43 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

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Store & insure consigned collectibles

Resolve customer service needs

Securely package & ship to buyers

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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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2001 MLB Showdown Pennant Run - [Base] #008

C.C. Sabathia

$22.96

2024 Topps Chrome Update Series - [Base] - Magenta Refractor #USC30

Rookie Debut - Jackson Chourio /399

$23.53

2025 Bowman - Chrome Prospect Autographs #CPA-DFU

Rookies - Corey Seager [PSA 10 GEM MT]

$34.74

2008 Topps - [Base] - Gold Border #319

Joey Votto /2008

$209.10

2001 Topps - Team Topps Legends Reprint Autographs #TTR18

Fred Biletnikoff (1965)

$115.20

2020 Panini Donruss Optic - [Base] #151

Rated Rookies - Joe Burrow [PSA 9 MINT]

$46.24

2024 Topps Now - [Base] #3

Jayden Daniels /14862 [PSA 10 GEM MT]

$114.97

1998 Topps Gold Label - [Base] - Class 1 Red Label #78

Michael Jackson /100

$28.95

2011 Upper Deck Sweet Spot - Rookie Signatures - Variations #RS-DH

Dwayne Harris /299

$8.28

2024 Upper Deck Team Canada Juniors - [Base] - Jersey #36

Gavin McKenna

$17.50

1998-99 In the Game Be A Player - [Base] - Gold Autographs #187

Milan Hejduk

$34.75

2021-22 O-Pee-Chee Platinum - [Base] - Arctic Freeze #180

Marc-Andre Fleury /99

$21.24

2023-24 Upper Deck Extended Series - [Base] - Silver Foil #701

Young Guns - Logan Cooley

$104.33

2022-23 Upper Deck Series 1 - [Base] #201

David Robinson [PSA 10 GEM MT]

$81.77

2023-24 Panini Prizm - Deep Space - Green Prizm #1

Victor Wembanyama

$15.49

2018-19 Panini Prizm - [Base] - Hyper Prizm #250

Kobe Bryant [SGC 8.5 NM/Mt+]

$102.59

2017-18 Panini Select - Rookie Signatures #RS-JOH

Jump to Popular Players!

Michael Jordan HOF	LeBron James	Aaron Judge	Alexis Lafreniere	Wolverine	Stephen Curry
Connor Bedard	Shohei Ohtani	Spider-Man	Tom Brady	Derek Jeter	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.