Shop from 44,872,219 total and 12,710,041 unique sports cards. Baseball, Football, Hockey, and Basketball.

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Sale - 31% OVER SRP

Port: 1981-2023 Basketba…

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

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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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Shop Recently Added

1993 Flair - Wave of the Future #12

George Brett [PSA 8 NM‑MT]

$29.00

2019 Topps Allen & Ginter - Full-Size Autographs #FSA-JH

James Holzhauer

$58.04

2017 Topps Chrome Update - Target Exclusive [Base] #HMT10

Cody Bellinger [PSA 10 GEM MT]

$29.00

2001 Upper Deck - [Base] #206

Draft Picks - Peyton Manning [PSA 8 NM‑MT]

$53.14

2021 Panini Donruss Optic - [Base] - Holo Prizm Variation #201

Rated Rookie - Trevor Lawrence [PSA 9 MINT]

$30.15

1999 Topps Finest - [Base] - Refractor #152

Rookies - Edgerrin James

$69.54

2021 Panini Legacy - Generations #G-6

Young Guns - Alexis Lafreniere [PSA 10 GEM MT]

$113.51

2024-25 Upper Deck Extended Series - [Base] - Outburst #708

Young Guns - Sebastian Cossa

$46.54

2024-25 Upper Deck Extended Series - Trilogy Rookie Premiere - Common #T-13

Macklin Celebrini /999

$43.09

2021-22 Upper Deck SP Game Used - Draft Day Marks Rookies #DDM-KN

Spencer Knight /35

$578.90

2022-23 O-Pee-Chee Platinum - Retro - Blue Traxx #R-94

Rookies - Wyatt Johnston /199

$22.96

2016-17 Panini Excalibur - Crusade - Silver #2

Stephen Curry

$28.99

2021-22 Panini Prizm - Fast Break Rookie Autographs #FBR-TRE

Tre Mann

$11.75

2019-20 Panini Mosaic - [Base] #260

USA Basketball - Stephen Curry [PSA 10 GEM MT]

$58.89

2023-24 Panini NBA Hoops - Attack The Rack #1

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.