Collectibles On SI
Mac Gambill

Mac Gambill

Joined: Dec 19, 2024

Kendall Cox, left, shows and Riece LaFavers and his son Ollie LaFavers 8 different trading cards during PopCon on Sunday, Aug. 25, 2024 in Louisville, Ky.
Inside the Hobby

The Changing Face of Card Shows: More Pokémon, Less Sports?

Does increasing presence of Pokémon cards at traditionally sports-focused card shows signal a major shift in the trading card market?

Mac Gambill
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Joe Nucilli @snapbackcards at the January Raleigh, NC Show
Hobby 101

Is It Worth Going to Local Card Shows?

Card shows are the lifeblood of the hobby. While major shows often steal the spotlight, smaller events can deliver just as much excitement for collectors. This is the story of how I came across one of my grail cards, a European sticker, at a local show.

Mac Gambill
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Iowa guard Caitlin Clark, left, poses for a photo with Iowa head coach Lisa Bluder as they hold their Big Ten regular season championship trophy after a NCAA Big Ten Conference women's basketball game against Michigan, Sunday, Feb. 27, 2022, at Carver-Hawkeye Arena in Iowa City, Iowa.
Inside the Hobby

How Much Are Caitlin Clark Prizm Rookie Cards Worth?

It didn’t take long following the release of 2024 Prizm WNBA to start seeing Caitlin Clark rookie cards appear for sale online. At the time of this article, her Prizm base rookie cards have been selling for upwards of $70.

Mac Gambill
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Iowa guard Caitlin Clark poses for a photo after a workout at a family friend's residence Tuesday, May 24, 2022 in West Des Moines.
Inside the Hobby

Breaking the Bank for Caitlin Clark: Is 2024 Prizm WNBA Worth It?

The release of 2024 Prizm WNBA brings back the hobby mania surrounding Caitlin Clark and her impact on card prices, but is the lofty price tag worth it?

Mac Gambill
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Jan 26, 2025; Kansas City, MO, USA; Kansas City Chiefs quarterback Patrick Mahomes celebrates with the Lamar Hunt Trophy after defeating the Buffalo Bills during the AFC Championship game at GEHA Field at Arrowhead Stadium. Mandatory Credit: Mark J. Rebilas-Imagn Images
Inside the Hobby

How Much Is This Rare Patrick Mahomes Card Worth?

While he’s already won three titles, Patrick Mahomes and the Chiefs are on the brink of becoming the first team to win three Super Bowls in a row. With that in mind, it’s no surprise that Patrick Mahomes cards are some of the most sought after cards.

Mac Gambill
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Inside the Hobby

Will Counterfeit Cards Eventually Ruin the Hobby?

While sports cards continue to boom, so has the proliferation of counterfeit cards. From high-end collectibles, like Victor Wembanyama’s coveted gold Kaboom /10, to rare autographs, fake cards are infiltrating marketplaces and creating market confusion.

Mac Gambill
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1998-99 UD Choice Michael Jordan Starquest Gold in Binder
Inside the Hobby

My Friend Found a 90s Michael Jordan Grail Card In His Childhood Binder

This is the story of my friend finding a 90s Michael Jordan grail card in one of his childhood binders. Little did I know that this rare gem would become one of the most exciting moments of my collecting journey.

Mac Gambill
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Signed Naismith Basketball Hall of Fame Sign at the Philly Card Show December 14, 2024
Inside the Hobby

45 HOF Signatures and Counting: Basketball History at the Philly Show

Discover the story of a forgotten Basketball Hall of Fame sign brought back to life by collector Miguel Rodriguez and his friend Paul Gesualdi who are on a mission to get it signed by every living hall of famer.

Mac Gambill
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