A Pokémon trading card featuring Charizard lies on top of many scattered blue Pokémon card backs with a Pokéball design. The Charizard card shows an orange and yellow creature with wings, flames, and strength stats.

Revolutionizing the World of Collectibles

Welcome to Collectiwiz, where we integrate decades-long expertise with innovative technology to bring you the best in trading and sports cards, autographed memorabilia, and more. Our Boston-based team and amazing customers fuel a dynamic community where collectors and players alike can find exactly what they’re looking for.

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Poke Ball and Tin Codes
A red and white Poké Ball toy sitting on a pile of colorful Pokémon trading cards.

What we offer

A stack of Pokémon trading cards with one card upright in front of the stack, featuring a Poké Ball and the Pokémon logo.

Pokemon, Magic: The Gathering, Yu Gi Oh, and Lorcana, we’ve got them all, including cards graded by industry-leaders PSA and BGS!

A collage of numerous football trading cards featuring various players from different teams.

Whether it’s Ted Williams, Mickey Mantle, or the GOAT (aka Tom Brady), we deal in all sports cards, with a focus on autographed cards, game-used gear, and vintage years.

A collection of comic books featuring Marvel superheroes such as Spider-Man, Avengers, Thor, Harley Quinn, and other characters, displayed together.

We also sell and buy Marvel, DC, and the lesser-known comic book varieties that have been graded by CGC, the leader in this market.

An arcade-style football game machine featuring a helmet with autograph signatures, a photo of a football player in a blue and white uniform, and various colorful graphics and branding, including the Houston Oilers.

Relive the game and get a piece of the action with game-used and autographed sports memorabilia.

Two Pokémon trading cards, Eevee and Dark Flareon, are shown on top of a pile of colorful booster packs.

We’re always interested in buying small and large collections, or single cards, so just let us know via email or DM!

A computer monitor displaying colorful line graphs and data trends for financial analysis.

Follow us on social media and check out our Knowledgebase of articles on our website for the latest news, insights, and inspiration!

Crowd at a concert with raised hands, stage with purple lighting, and a large illuminated Urban Decay logo backdrop.

Whether you're a Beatles lover, Swifty or just love Sabrina Carpenter, our one-of-a-kind autographed concert and celebrity merchandise is sure to bring joy!

People viewing and photographing an abstract painting in an art gallery.

We specialize in rare works of art of all kinds, as well as limited-run designer apparel like the Louis Vuitton X Jeff Koons Masters Van Gogh Collection.

Video camera filming a person seated in front of a bookshelf in a room.

Our Subscribers love us on our YouTube Channel, where we post pack opening videos, box breaks, set reveals, collectibles convention tours, free giveaways, and more!

Learn more in our Knowledgebase articles on Pokemon, MtG, sports cards + more!

Recent Sales in Our eBay Store

A graded Pokémon card of Mew ex from the 2024 Pokémon PAF EN set, encased in a PSA slab, with a label indicating it is a special illustration rare with a GEM MT 10 grade.
A graded Magic: The Gathering card titled "The One Ring" in a PSA case. The card depicts a golden ring with a hand reaching for it against a fiery background. It is a legendary artifact card from the 2023 set.
2021 Pokémon trading card featuring Pikachu and Zekrom GX, off-center, with a yellow background, blue and red accents, and Pokémon illustration, encased in a PSA graded plastic slab.
eBay graphic with the text 'Collect more. Spend less.' and a 'Shop Now' button. Displays various collectible trading cards including baseball, basketball, and football cards.
Check Out Our eBay Store for More

Follow us on Instagram for deals, new listings, free giveaways and more!

Subscribe to our YouTube Channel for pack openings and more.

Check out our Facebook page for collectibles news, updates and market insights!

Thanks so much to our many happy customers!

Contact Us

Do you want to know how much your collectibles are worth, learn more about our what we offer, or just have a question?

We’re excited to hear from you!