Brett McGrath

Stacking Slabs

Leisure EN ↓ 1011 episodes

Welcome to the Stacking Slabs, a podcast for sports cards collectors. There's been a tremendous amount of change to our Hobby over the last few years and the one constant has been the passion from the collecting community. Stacking Slabs is built by the collector and lives to tell stories for the collector.

Author

Brett McGrath

Category

Leisure

Podcast website

twitter.com

Latest episode

Jul 11, 2026

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Episodes

The Football Card Podcast #3: Repack Culture, Iconic Cards, and the Mahomes vs. Brady Ceiling 11.07.2025

Pack and Brett are back for Episode 3 of The Football Card Podcast , the fastest growing football card show in the world. This week, they’re digging into the mechanics of two different markets: collectors vs. repackers. They break down Josh Johnson’s viral Downtown vs. Superfractor post, explain why transactional frequency is pricing some cards higher than they should be, and call out the hobby’s...

Smashing BIN: Tony’s (@southerncollector14) Josh Gibson Toleteros and How It Changed Everything 10.07.2025

This week on Smashing BIN , Tony (@southerncollector14) returns to share the story behind one of the rarest cards in his vintage baseball collection: the 1950-51 Toleteros Josh Gibson. This wasn’t a BIN on eBay. It was a BIN through the community. Tony breaks down why he moved three iconic cards—including his 1952 Mantle—to consolidate into a card with only 30 known copies. We talk about the card’...

When It Hurts the Most: Why Player Adversity Can Strengthen Collecting 09.07.2025

After Tyrese Haliburton’s devastating injury in Game 7, I needed time to process. Not just as a Pacers fan, but as a collector. In this episode, I’m sharing how player heartbreak can pull you closer , not push you away. From playoff memories to grief, from Luck’s retirement to chasing Haliburton cards—this is a raw and honest reflection on how collecting can become a coping mechanism, a connection...

Vaulted: Building the Future of Card Storage with Jacob Bogardus, GM, Head of PSA Vault 08.07.2025

In Episode 4 of Vaulted , presented by PSA, we welcome Jacob Bogardus, GM and Head of PSA Vault, for a deep conversation about the present and future of the Vault. Jacob shares what it’s like launching a startup within a legacy hobby brand, how the Vault was built to prioritize safety and simplicity, and the feedback loops shaping product development. We get into the realities of integrating with...

Passion to Profession: Building Trust One Autograph at a Time with Brian Schwartz of Schwartz Sports Memorabilia 07.07.2025

Brian Schwartz turned chasing autographs as a teenager into one of the most trusted memorabilia businesses in the hobby. In this episode of Passion to Profession —presented by eBay—we go deep on how Schwartz Sports built its name through consistency, relationships, and a commitment to doing things the right way. We talk about: Getting paid $100 a pop for Tiger Woods autographs as a teen How eBay u...

The WNBA Card Podcast: Season Two Preview + Rookie Royalty Reactions, Expansion Talk, and All-Star Draft Chaos [Bonus Episode] 05.07.2025

Katelyn (@coldlunchcards) and Brett (@stackingslabs) return for a special bonus episode between seasons to reflect on where the podcast is going next and how the W community continues to grow. They discuss what season one taught them, share their vision for season two, and explore how to bring more voices and data into the show. They cover the three-team WNBA expansion announcement, the aftermath...

The Football Card Podcast #2: Dog Walked by Tavon Austin and Other National Preps 04.07.2025

It’s Episode 2 of The Football Card Podcast , and Pack (@packnicholson) is back with Brett  for a 4th of July collector cookout. This episode blends football nostalgia with hobby realism—from being steamrolled by Tavon Austin at Lucas Oil to scoping Walter Payton rookies ahead of the National. They cover: Buying and selling strategies leading up to the National The fine line between holding and co...

Smashing BIN: The Underground Caitlin Clark Rookie with Kevin (@kevin.m.cormier) 03.07.2025

Kevin (@kevin.m.cormier) joins Smashing BIN to spotlight his Buy It Now pickup of the 2024 Origins Caitlin Clark Swirl—a card that’s flying under the radar . We talk about Kevin’s long-standing connection to the WNBA card community, his views on scarcity, how timing and underexposure shape the narrative around Origins, and what makes this Caitlin card stand out in a market flooded with rookie opti...

Who’s Holding the Cards? Understanding Leverage in the Hobby 02.07.2025

In this week’s flagship episode, we’re talking about leverage — the invisible force that shapes every deal in the hobby. Whether you're buying, selling, or just circling a card, leverage is always in the room. It's not about the price of the card. It’s about who’s asking, who’s telling, and how the conversation is framed. From story sales on Instagram to dealer tables at shows, understanding lever...

The Staging Area #2: Digging into the Football Submission Window with Tory of dcsports87 01.07.2025

In Episode 2 of The Staging Area , Brett and Tory from dcsports87 dive into the football card market and whether the time to sell is now or still coming. They unpack real data from dcsports87's intake, spotlight a massive $8,100 Pete Crow-Armstrong sale, and explain why Bo Nix’s rare unlicensed SP is attracting serious money. You’ll get real-time intel on year-two quarterbacks, preseason flips, wi...

Passion to Profession: From Side Hustle to Scale, The COMC Story with Tim Getsch, Founder of COMC 30.06.2025

In this episode of Passion to Profession —presented by eBay—we sit down with Tim, the founder and Chief Product Officer at COMC. What started as a side hustle built to simplify card buying and selling has grown into one of the largest platforms in the hobby. Tim shares the original spark that led him to build COMC after leaving Microsoft, what it means to solve real problems for collectors, and ho...

The WNBA Card Podcast #12: Season One Finale: From DMs to Data — The WNBA Card Podcast Journey 28.06.2025

In our season one finale, we’re pulling back the curtain and reflecting on how this show came to life — from a side conversation during Auction Talk to a full-fledged platform for WNBA card collectors. We talk about: The original expectations we had going in (and how they were shattered) The feedback that made us realize this show mattered Why collector-driven, community-focused content will alway...

The Football Card Podcast #1: Running Backs, Refractors, and the Launch of Something New 27.06.2025

Welcome to the first episode of The Football Card Podcast — a new weekly show hosted by Pack Nicholson (@packnicholson) and powered by Stacking Slabs. This episode sets the tone for everything to come. We’re talking football cards, collecting strategy, eBay negotiation tactics, player nostalgia, and why certain sets (like 2002 Finest and 2010 Topps Chrome) hit harder than others. Pack and Brett ea...

Smashing BIN: Kurt Warner, BIN Decisions, and the 2002 Finest Gold with Alex (@leatherhelmetcards) 26.06.2025

In this episode of Smashing BIN , I’m joined by Alex (@leatherhelmetcards) to talk about his BIN smash of the 2002 Finest Kurt Warner Gold Refractor /25 PSA 10. This isn’t just a card—it was a turning point. We dig into how this card helped reshape Alex’s entire approach to collecting, the emotional tug of picking between Gold and Xfractor, and how the concept of a “capital pool” helped him make i...

Conversations Are Currency: Why Talking Cards Leads to Landing Cards 25.06.2025

Most collectors spend their days refreshing save searches and chasing listings. But some of the best cards? They never hit the market. In this episode, Brett shares two recent pickups—both landed without a public listing and made possible through one thing: conversation. These deals weren’t about luck. They were the result of trust, timing, and building real relationships in the hobby. If you're t...

Card Ladder Confidential #9 with Chris (@chris_hoj) and Josh (cardboard_chronicles) from Card Ladder 24.06.2025

We’re going Broadway on this one. In this episode of Card Ladder Confidential , we unpack the psychology behind the rookie card obsession, debate the growing importance of Black Finite across sports, and explore the concept of “turning point” cards—those game changers that shift how you collect forever. Topics include: Why we chase firsts and what makes a card matter Rookie catalog analysis and ho...

Passion to Profession: How Ted Has Been Growing TNT Sports Cards since 1994 23.06.2025

Ted from TNT Sports Cards has been in the game since 1994 and selling on eBay since 1998. In this episode of Passion to Profession sponsored by eBay, he shares the secret behind his staying power: consistency, service, and a deep-rooted passion that started when he learned to read from the backs of 1980 Topps cards. We talk about: What it was like selling during the junk wax era Why eBay became hi...

The WNBA Card Podcast #11: What It Takes to Break Through 21.06.2025

This week on The WNBA Card Podcast , we ask the big question: what will it take for another WNBA player—not named Caitlin Clark—to break through to collectors outside the space? Brett and Katelyn explore the current dynamics shaping the W card market, discuss how narrative and rhetoric shape demand, and spotlight why players like Napheesa Collier and Breanna Stewart deserve more hobby attention. W...

Three Trips, One Grail: Jonah’s Journey for the Josh Gibson with Jonah (@jd9cards) 20.06.2025

What would it take for you to leave the country to get a card? For Jonah (@jd9cards), the answer was three trips to Puerto Rico and years of research for a card most collectors will never see in person: the Josh Gibson from the 1950–51 Toleteros set. At 25, Jonah isn’t your typical vintage collector. He’s building a collection rooted in history, rarity, and significance—tracking down Negro League...

Smashing BIN: The Shaky-Hand Smash with Joe (@low_pop_papi) 19.06.2025

What happens when a card you’ve been circling for months suddenly appears with a price that feels right? In this episode of Smashing BIN , Joe (@low_pop_papi) returns to break down his acquisition of the 2018 Panini Kaboom! Gold Stephen Curry /10 PSA 10 — a card that changed the trajectory of his entire collection. We talk about: The emotional tension behind a high-dollar BIN smash Why Kaboom Gold...

When Rookie Cards Aren’t the Best Cards: The Haliburton Hypothesis 18.06.2025

We’re told rookie cards matter most. But what happens when a player writes their legacy wearing a different uniform? In this episode, I take a personal and collector-first look at why Tyrese Haliburton’s Pacers cards might matter more than his Kings rookies. This isn’t about ignoring the rookie card—it’s about questioning hobby programming, thinking independently, and considering what actually con...

The Staging Area: Inside the Engine Room of 60,000 Weekly eBay Auctions 17.06.2025

Welcome to the debut episode of The Staging Area , presented by dcsports87  and hosted on the Stacking Slabs feed. In this first conversation, Brett is joined by Tory from dcsports87 to talk about what really happens behind the scenes of one of the largest sports card consignment operations in the hobby. They dig into the numbers—over $7 million in monthly sales, 60,000 auctions per week—and explo...

Passion to Profession: Building 5 Star Cards Around Customer Services with Matt 16.06.2025

In this episode of Passion to Profession sponsored by eBay, Matt from 5 Star Cards shares how a side hustle turned into a full-time operation. We explore the early grind of weekend shows, how eBay became a backbone for sales, and what it takes to run a consignment business collectors trust. Matt gets real about the transition from collector to business owner, how he handles volume without losing h...

The WNBA Card Podcast #10: Community Wins, Valkyries Rise, and a $11K A’ja Rookie 14.06.2025

The WNBA Card Podcast hits double digits. In Episode 10, Brett and Katelyn unpack what makes the WNBA card community special—from helping fellow collectors build rainbows to celebrating hobby positivity online and in-person. They spotlight the white-hot rise of the Golden State Valkyries and what their flawless expansion rollout means for fan engagement and card collecting. The duo also react to t...

From Mike Conley to A'ja Wilson: A Collector’s Path into the W with Carter (@mcbasketballpc) 13.06.2025

What happens when a lifelong NBA collector opens up space for the W? In this Collector Conversation, Carter (@mcbasketballpc) shares his journey from Grizzlies fandom and Mike Conley collecting to building one of the most thoughtful WNBA collections around. We talk about: What NBA collectors miss when they ignore the W How Carter built a foundational Mike Conley PC The importance of rarity and car...

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