
The collectibles world just got hit with one of the biggest bombshells in years: GameStop, led by CEO Ryan Cohen, is preparing a takeover bid for eBay — the marketplace that still drives the majority of sports card and collectibles transactions worldwide.
According to multiple reports, GameStop has been quietly building a stake in eBay and plans to make a formal offer this month. If eBay’s board rejects it, Cohen may take the bid directly to shareholders.
This isn’t just another corporate headline. This is a potential earthquake for the hobby.
Why This Matters for Collectors and Sellers
1. eBay is still the backbone of the hobby
Love it or hate it, eBay remains the largest global marketplace for raw and graded cards. Any ownership change could mean new fees, new rules, new seller tools — or new headaches.
2. GameStop is swinging for a $100B valuation
Cohen’s compensation package is tied to turning GameStop into a $100B retail giant. Buying eBay would be the boldest move yet in that direction.
3. A smaller company trying to buy a bigger one
GameStop sits around $12B in value. eBay is closer to $46B. This is a “snake swallowing an elephant” type of deal — rare, aggressive, and high‑risk.
4. The market believes this is real
After the news broke:
- eBay stock jumped 10–15%
- GameStop rose 4–7%
Investors don’t move like that unless they think something is actually happening.
GameStop Already Has a Relationship With PSA — And That Could Change Everything
Here’s where the hobby needs to pay attention:
GameStop already has an established partnership with PSA, offering in‑store PSA submissions at select locations and promoting grading services directly to collectors.
If GameStop were to control eBay — the world’s largest marketplace for graded cards — the implications are massive:
- PSA could gain preferred placement or visibility on eBay
- Submission pipelines could be streamlined through GameStop retail locations
- Cross‑promotion between eBay listings and PSA services could become the default
- Competing graders could be pushed further to the margins
This isn’t just a business partnership. It’s the beginning of a vertically integrated ecosystem: retail intake → grading → marketplace → resale.
And that leads directly into the next issue…
How This Could Impact the Antitrust Lawsuit Against Collectors Universe
Collectors Universe — parent company of PSA — is currently facing an antitrust lawsuit alleging that its consolidation of grading companies has created an unfair competitive environment.
Now imagine this lawsuit playing out while:
- PSA has a national retail submission partner (GameStop)
- That same partner suddenly owns the largest resale marketplace (eBay)
- PSA’s visibility and influence on that marketplace increases
- Competing graders lose ground in both intake and resale channels
Regulators could easily view this as:
- Further vertical integration
- Reduced competition in grading
- A structural advantage for PSA
- A marketplace tilted toward one grading company
If GameStop buys eBay, PSA’s existing relationship with GameStop becomes Exhibit A for anyone arguing that Collectors Universe is gaining too much control over the hobby’s infrastructure.
This deal wouldn’t just shake the market — it could reshape the legal landscape around grading.
What Could Change for the Hobby?
Potential Upsides
- Better integration between grading and selling
- Faster submission pipelines
- More consistent authentication
- New tools for sellers
Potential Downsides
- Higher fees
- Reduced competition
- Marketplace favoritism
- Policy changes that hurt small sellers
For anyone who relies on eBay for steady sales, this is a moment to watch closely.
Final Thoughts
Whether this deal happens or not, the fact that GameStop is even attempting it shows how valuable the collectibles and resale economy has become. This could be the biggest marketplace shake‑up since eBay itself went mainstream. SGC will always remain the best looking slab with the more consistent grading across sports cards.
KensCoolCards will be tracking every update — because if this deal goes through, the hobby won’t look the same afterward.


