Marketplace

Frequently Asked Questions (FAQ)

Marketplace FAQ

App Release Notes

Quick Links

Killroys Cardz

Killroys Cardz

@jonnykillroy

Follow on CollX

Make an offer ! Always willing to negotiate! Make an offer ! Always willing to negotiate!

Rookie Seller

Rising Star 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

For Sale Graded Rookie Autographed Memorabilia Clear Filters

Kevin Gausman

#v13 Kevin Gausman

$1.00

Paul Goldschmidt

2024 Topps - Stars of MLB

#SMLB-1 Paul Goldschmidt

$1.00

Fernando Tatis Jr.

2024 Topps - Stars of MLB

#SMLB-15 Fernando Tatis Jr.

$1.15

Keston Hiura

2023 Topps - Royal Blue

#104 Keston Hiura

$1.00

Albert Almora

2023 Topps

#230 Albert Almora

$1.00

Raisel Iglesias

Topps

#115 Raisel Iglesias

$0.50

Christopher Morel

2024 Topps - Gold Foil

#128 Christopher Morel

$1.00

Yainer Díaz

2024 Topps - Gold Foil

#77 Yainer Díaz

$1.70

Paul Goldschmidt

2024 Topps - Stars of MLB

#SMLB-1 Paul Goldschmidt

$1.00

Jackson Jobe

Topps - Stars of MLB

#smlb41 Jackson Jobe

$1.00

Luisangel Acuña

Topps - Stars of MLB

#smlb47 Luisangel Acuña

$1.00

Luisangel Acuña

Topps

#smlb47 Luisangel Acuña

$1.00

Carson McCusker

2025 Topps Update - Diamante Foil

#US279 Carson McCusker

$2.20

Michael Petersen

2025 Topps Update - Pink Diamante Foil

#US49 Michael Petersen

$1.80

Michael Helman

2025 Topps - Aqua Rainbow Foil

#418 Michael Helman

$2.00

Chandler Simpson

2026 Topps - Holo Foil

#342 Chandler Simpson

$2.00

Ozzie Albies

2023 Topps - 1988 Topps Baseball 35th Anniversary (Series One)

#T88-63 Ozzie Albies

$1.57

Yordan Alvarez

2023 Topps - 2022 Greatest Hits

#22GH-2 Yordan Alvarez

$1.31

Vladimir Guerrero Jr.

2024 Topps - Stars of MLB

#SMLB-19 Vladimir Guerrero Jr.

$1.19

Vladimir Guerrero Jr.

2024 Topps - Stars of MLB

#SMLB-19 Vladimir Guerrero Jr.

$1.19

Fernando Tatis Jr.

2024 Topps - Stars of MLB

#SMLB-15 Fernando Tatis Jr.

$1.15

Pete Alonso

2024 Topps - Stars of MLB

#SMLB-24 Pete Alonso

$1.00

Bobby Witt Jr.

2024 Topps - Stars of MLB

#SMLB-17 Bobby Witt Jr.

$1.14

Julio Rodríguez

2024 Topps - Stars of MLB

#SMLB-16 Julio Rodríguez

$1.39

Page 8

Privacy Policy | Terms of Use

© 2026 CollX, All Rights Reserved