Unknown Cards & Collectibles

09/12/2026

🔥ALL TABLES ARE SOLD OUT FOR THE DUBUQUE SHOW🔥
💥FEW TABLES ARE STILL AVAILABLE FOR QUAD CITIES SHOW, BUT ARE FILLING UP FAST💥
📅 Upcoming Shows:
🎴Dubuque Card Show
📍 Q-Casino Reflections Center – Dubuque, IA
🗓 Saturday, September 19
⏰ 9 AM- 3 PM
https://www.ontreasure.com/.../great-river-card-shows...
ALL AGES WELCOME | FREE ENTRY | ATM ON SITE
🎴Quad Cities Card Show
📍 Mississippi Valley Fairgrounds Expo Center – Davenport, IA
🗓 Saturday, September 26
⏰9 AM- 3 PM
https://www.ontreasure.com/.../great-river-card-shows...
ALL AGES WELCOME | FREE ENTRY | ATM ON SITE | CONCESSIONS ON SITE
VENDORS: TABLES ARE STILL AVAILABLE FOR QUAD CITIES!
If you would like to get on the waitlist for DUBUQUE, please reach out to us at [email protected]
Visit www.GreatRiverCardShows.com for event details, vendor registration, and table availability.
✨SPONSOR SPOTLIGHT✨
A huge thank you to our sponsors for helping make these shows happen!
⭐ Comic World & Games
-Facebook: https://www.facebook.com/ComicWorldGames
⭐ Unknown Cards & Collectibles
-Facebook: https://www.facebook.com/UnknownCardsLLC
-Website: https://www.unknowncards.com/
⭐VIDEO GAMES ETC!
-Facebook: https://www.facebook.com/profile.php?id=100057499837804
-Website: https://www.videogamesetc.com/...
⭐Deals & Dragons
-Facebook: https://www.facebook.com/DealsNDragons
-Website: https://dealsndragons.com/
Be sure to check them out at the show and show some support! They’re a big part of what allows us to keep growing these events.
🔥 Whether you’re hunting grails, making deals, or just enjoying the hobby, this is the place to be.
Tag your friends, share the post, and we’ll see you there!
Cards. Community. Connections.

08/04/2026

🎉 Big News! The Dubuque Card Show is Growing! 🎉

After months of planning, we're excited to officially introduce Great River Card Shows!

As our events continue to grow, we wanted a name that reflects where we're headed. Great River Card Shows will now serve as the home for all of our events as we expand throughout the region, while continuing to host the same great shows you've come to know in Dubuque.

We're especially excited to announce that our first-ever Quad Cities Card Show is officially happening on Saturday, September 26, at the Mississippi Valley Fairgrounds in Davenport, IA!

📅 Upcoming Shows:

🎴Dubuque Card Show
📍 Q-Casino Reflections Center – Dubuque, IA
🗓 Saturday, September 19
⏰ 9 AM- 3 PM
https://www.ontreasure.com/events/great-river-card-shows-dubuque-09192026
ALL AGES WELCOME | FREE ENTRY | ATM ON SITE

🎴Quad Cities Card Show
📍 Mississippi Valley Fairgrounds Expo Center – Davenport, IA
🗓 Saturday, September 26
⏰9 AM- 3 PM
https://www.ontreasure.com/events/great-river-card-shows-quad-cities-09262026

ALL AGES WELCOME | FREE ENTRY | ATM ON SITE | CONCESSIONS ON SITE

Vendor registration is now LIVE for both events!

Returning vendors already got a sneak peek at our plans during the August Dubuque show, and the excitement for the Quad Cities has been incredible. We can't wait to bring the same great atmosphere to a second location!

Visit www.GreatRiverCardShows.com for event details, vendor registration, and table availability.

✨SPONSOR SPOTLIGHT✨
A huge thank you to our sponsors for helping make these shows happen!

⭐ Comic World & Games
-Facebook: https://www.facebook.com/ComicWorldGames

⭐ Unknown Cards & Collectibles
-Facebook: https://www.facebook.com/UnknownCardsLLC
-Website: https://www.unknowncards.com/

⭐VIDEO GAMES ETC!
-Facebook: https://www.facebook.com/profile.php?id=100057499837804
-Website: https://www.videogamesetc.com/?target=78b464b6f46a4d4389e660ece415f798¶ms=%7B%7D

⭐Deals & Dragons
-Facebook: https://www.facebook.com/DealsNDragons
-Website: https://dealsndragons.com/

Thank you to everyone: vendors, collectors, our sponsors, and attendees, who have supported us from the very beginning. Your support has made this expansion possible, and we're just getting started.

Cards. Community. Connections.

07/15/2026

🚨 NEXT DUBUQUE CARD SHOW ANNOUNCEMENT SATURDAY, AUGUST 1ST!! 🚨

🗓️ Date: Saturday August 1st, 2026
📍 Location: Q-Casino Reflections Center
⏰ Time: 9 AM-3 PM
--ALL AGES WELCOME!!!--
--ATM IN ARCADE--
55+ Tables

💥 WHAT TO EXPECT 💥
• Tons of vendors with Sports Cards, Pokémon, Collectibles & TCG
• Buying, selling, and trading all day long
• Rare finds, slabs, singles, vintage, sealed product & more
• A great atmosphere for collectors of all levels

🔥 SPONSOR SHOUTOUT 🔥

We want to give a HUGE thank you to our returning sponsors COMIC WORLD & GAMES & UKNOWN CARDS & COLLECTIBLES along with our new sponsor VIDEO GAMES ECT! for support with our shows! 🙌

⭐ Title Sponsor: Comic World & Games
-Facebook: Comic World & Games
-Website: https://comicworldandgames.com

⭐ Featured Sponsor: Unknown Cards & Collectibles
-Facebook: Unknown Cards & Collectibles
-Website: https://unknowncards.com

⭐ Featured Sponsor: VIDEO GAMES ECT!
-Facebook: https://www.facebook.com/profile.php?id=100057499837804
-Website: https://www.videogamesetc.com/

-->VENDORS: If you're interested in vending, please follow the link below to lock in a table at the next show! If you have any questions, please contact us on our socials or email Matt & Katie at [email protected].

https://www.ontreasure.com/events/great-river-card-showsdubuque-ia-08012026

Mark your calendars as you won’t want to miss it! Follow us on Facebook and Instagram at dubuquecardshow for updates!

Thank you for being part of something awesome. We’ll see you in August! 🔥

05/11/2026

💥NEXT DUBUQUE CARD SHOW SATURDAY JUNE 13TH💥

🗓️ Date: Saturday June 13th, 2026
📍 Location: Q-Casino Reflections Center
⏰ Time: 9 AM-3 PM

ALL AGES WELCOME | ATM LOCATED IN ARCADE | FREE ADMISSION

🔹 What to Expect:
• Tons of vendors with Sports Cards, Pokémon, and other TCG
• Buy, sell, and trade all day
• Rare cards, slabs, sealed product, and more
• Great atmosphere for collectors of all levels
• PSA Authorized Dealer on site to pre-grade and handle submissions (Will be available the whole show)

🛍️ VENDORS – If you are interested in booking a table for the next show follow the link below 👇. If you have any questions, please email us at [email protected] or message us on our socials.

https://www.ontreasure.com/events/monthly-dubuque-card-show-06132026

🤝 SPONSOR SPOTLIGHT:
A huge thank you to our sponsors for helping make this show happen!

⭐ Title Sponsor: Comic World & Games
-Facebook: Comic World & Games
-Website: https://comicworldandgames.com

⭐ Featured Sponsor: Unknown Cards & Collectibles
-Facebook: Unknown Cards & Collectibles
-Website: https://unknowncards.com

Be sure to check them out at the event and show some support! They’re a big part of what allows us to keep growing these events.

Mark your calendar, invite your friends, and follow our page for updates! We can’t wait to see you at the show!

04/01/2026

04/01/2026

🚨 DUBUQUE CARD SHOW COUNTDOWN – Just Over 2 Weeks Away! 🚨

🗓️ Date: Saturday April 11th, 2026
📍 Location: Q-Casino Reflections Center
⏰ Time: 9 AM-3 PM
--ALL AGES WELCOME!!!--

💥 What to Expect:
• Tons of vendors with sports cards, Pokémon, TCG, and collectibles
• Buy, sell, and trade all day
• Rare cards, slabs, sealed product, and more
• Great atmosphere for collectors of all levels

🛍️ VENDORS – LIMITED TABLES LEFT!
We only have a few tables remaining, and they’re going fast. If you’ve been thinking about setting up, now is the time to lock in your spot. Reserve a table at the link below before we’re SOLD OUT.
https://www.ontreasure.com/events/the-dubuque-card-show-03142026

🤝 SPONSOR SPOTLIGHT:
A huge thank you to our sponsors for helping make this show happen!

⭐ Title Sponsor: Comic World & Games
-Facebook: Comic World & Games
-Website: https://comicworldandgames.com

⭐ Featured Sponsor: Unknown Cards & Collectibles
-Facebook: Unknown Cards & Collectibles
-Website: https://unknowncards.com

Be sure to check them out at the show and show some support! They’re a big part of what allows us to keep growing these events.

🔥 Whether you’re hunting grails, making deals, or just enjoying the hobby, this is the place to be.

Tag your friends, share the post, and we’ll see you there!

02/16/2026

Peoria Pokemon Fans!! Get your POKEMON fix at Northwoods Mall in Peoria on Saturday Feb 21 & Sunday Feb 22! Multiple vendors BUYING - SELLING - TRADING all things related to Pokemon!!! If you are into vintage video games, figures, plush or cards - we have you covered! Pokemon is not the only thing you will find at Peoria Comic & Toy Show presented by Quad Con! Quad Con is a collectible event with over 90 vendor and artist spots. Expect to find original art, cosplay contest, Transformers, GI Joe, Star Wars, guests, panel discussions, vintage video games, action figures, posters, toys, TCG cards, and LOTS of comics! Cosplay showcase on Saturday afternoon with $300 in prizes. Entry to this event is FREE! Saturday 10-7 and Sunday 11-5

02/09/2026

Cedar Rapids! Get your POKEMON fix at DoubleTree by Hilton Cedar Rapids Convention Complex Saturday Feb 14 starting at 10am! Multiple vendors BUYING - SELLING - TRADING all things related to Pokemon!!! If you are into vintage video games, figures, plush or cards - we have you covered! Pokemon is not the only thing you will find at Cedar Rapids Comic & Toy Show presented by Quad Con! Quad Con is a collectible event with over 150 vendor and artist spots. Expect to find original art, cosplay contest, Transformers, GI Joe, Star Wars, guests, panel discussions, vintage video games, action figures, posters, toys, TCG cards, and LOTS of comics! Cosplay showcase on Saturday afternoon with $1000 in cash prizes. Entry to this event is $10 (please present any discount coupons to our volunteer staff prior to entering) Kids 12 and under are Free. Free entry 330pm-5pm