The KeyMaster

04/22/2026

Join us at Sports Basement in Fountain Valley in April and at the Long Beach store in May!

01/01/2026

04/16/2025

See Venusaur and friends at on Wednesday, April 16, 2025. These beautiful cards, and many more, are ready for your collection.

New inventory? Yes. Let’s make a deal!

is a great place for TCG players, collectors, and vendors. Join us on Wednesdays and Saturdays.

Pokémon card singles and graded, vintage and modern, are available. Check out our binders and graded card case. New arrivals at every show!

Bring your unwanted Pokémon cards; we buy, sell, and trade. We can help you curate your collection.

Join us at the table and check out the other vendors, too.

We are a kid friendly vendor, happy to trade with trainers of all ages.

Let us help you fill in your collection with items you want.

—-
On the corner of Placentia Ave and Bastanchury Rd.

Diamond 9 Sports
1850 North Placentia Avenue
Placentia, CA 92870
714-488-9706

and much more!

01/22/2025

New inventory? Yes. Let’s make a deal!

is a great place for TCG players, collectors, and vendors. Join us on Wednesdays and Saturdays.

Pokémon card singles and graded, vintage and modern, are available. Check out our binders and graded card case. New arrivals at every show!

Bring your unwanted Pokémon cards; we buy, sell, and trade. The buy list price sheet is pinned on our IG profile. We can help you curate your collection.

Join us at the table and check out the other vendors, too.

We are a kid friendly vendor, happy to trade with trainers of all ages.

Let us help you fill in your collection with items you want.

—-
On the corner of Placentia Ave and Bastanchury Rd.

Diamond 9 Sports
1850 North Placentia Avenue
Placentia, CA 92870
714-488-9706

and much more!

12/21/2024

Looking forward to seeing everyone in the new year. May your holidays be filled with joy amd happiness!

12/14/2024

Join us at on Saturday to hang out, enjoy the hobby, and curate your collection. Lots of holiday specials are ready for your gift giving.

New inventory? Yes. Let’s make a deal!

is a great place for TCG players, collectors, and vendors.

Pokémon card singles and graded, vintage and modern, are available. Check out our binders and graded card case. New arrivals at every show!

Bring your unwanted Pokémon cards; we buy, sell, and trade. The buy list price sheet is pinned on our IG profile.

Join us at the table and check out the other vendors, too like:



We are a kid friendly vendor, happy to trade with trainers of all ages.

Let us help you fill in your collection with items you want.

—-
On the corner of Placentia Ave and Bastanchury Rd.

Diamond 9 Sports
1850 North Placentia Avenue
Placentia, CA 92870
714-488-9706

and much more!

10/02/2024

We’ll be in the booth again this year with lots of sealed, singles, and graded cards.

For your shopping pleasure there will also be backpacks, pins, and purses. Join the fun!

Happy cosplay and shopping!

09/22/2024

We’ll be in the
booth again this year!

Let us help you find a gift for that special someone in your life. Yes, it could be you!

09/18/2024

Let’s go to Diamond 9 Sports on Wednesday, September 18, 2024!

We will be buying, selling, and trading Pokémon TCG. Let us help you curate and add to your collection.

Singles, sealed, and graded cards available. There’s lots of vendors at the weekly event.

Come join the fun!

09/14/2024

Let’s go to on Saturday, September 14, 2024!

We will be buying, selling, and trading Pokémon TCG. Let us help you curate and add to your collection.

Singles, sealed, and graded cards available!