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A Sports Entertainment Company
Live Auctions • Signings • Collection Buying

Live Auctions, Private Signings, and Serious Collection Buying

OTIA helps collectors buy, sell, consign, and connect through live streaming, Whatnot auctions, athlete signings, memorabilia opportunities, and direct collection purchases.

Sell Your Collection View Signings Send Sell Sheet
Live Whatnot Auctions Fast-paced, trusted live streaming auctions featuring sports cards and memorabilia.
Private Athlete Signings Exclusive autograph opportunities and memorable collector experiences.
We Buy Collections No collection too big or too small. Singles, lots, vintage, modern, and memorabilia.
10% Finder’s Fee Refer a collection we purchase and you can earn 10% of the deal.
Live Streaming Auctions
Private Signings
10% Finder’s Fee
All Sizes Collections Bought
Why collectors contact OTIA

Built for serious collectors, consignors, and referrals

  • Direct collection buying and fair evaluations
  • Private autograph signings and memorabilia opportunities
  • Strong relationships in the hobby and live auction space
  • Easy way to send photos, lists, and sell sheets
  • Referral opportunities when you bring us a collection
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OTIA Shorts

BIG HITS

The biggest pulls, rare finds, and unforgettable moments from our live streams.

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Meet the crew

Meet The Team Behind The Streams

Meet the people behind OTIA's live streams, collection buying, signings, shipping, and hobby support. Every show is powered by collectors who know the pace, the cards, and the community.

Meet The Team
Sell Your Collection

We buy sports card and memorabilia collections

Have a collection to sell? OTIA is actively buying sports cards, autographs, memorabilia, sealed product, vintage lots, modern inventory, and curated collections.

  • No collection too big or too small
  • Fast communication and serious evaluations
  • Send photos, spreadsheets, or sell sheets
  • Singles, estates, sealed wax, and dealer inventory
Get an Offer Send Sell Sheet
Sports Card News

Latest Sports Card News

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What a 1/1 Sports Card Really Means and Why a Player Can Have More Than One
Featured Guide
What a 1/1 Sports Card Really Means and Why a Player Can Have More Than One
A 1/1 card is usually unique within one exact version, not the only card of that player. Here’s how parallels,...
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The Most Iconic and Valuable 1954 Topps Baseball Cards to Know
The Most Iconic and Valuable 1954 Topps Baseball Cards to Know
A look at the biggest 1954 Topps baseball cards, from Hank Aaron and Ernie Banks rookies to Jackie Robinson, W...
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Big WNBA Card Sales Surge Ahead of the Playoffs as Caitlin Clark and Paige Bueckers Lead the Market
Big WNBA Card Sales Surge Ahead of the Playoffs as Caitlin Clark and Paige Bueckers Lead the Market
Recent WNBA card sales show Caitlin Clark’s market depth and a massive Paige Bueckers 1/1 result as playoff bu...
Read Story
What a 1/1 Sports Card Really Means and Why a Player Can Have More Than One
Featured Guide
What a 1/1 Sports Card Really Means and Why a Player Can Have More Than One
A 1/1 card is usually unique within one exact version, not the only card of that player. Her...
Read
The Most Iconic and Valuable 1954 Topps Baseball Cards to Know
The Most Iconic and Valuable 1954 Topps Baseball Cards to Know
A look at the biggest 1954 Topps baseball cards, from Hank Aaron and Ernie Banks rookies to ...
Read
Big WNBA Card Sales Surge Ahead of the Playoffs as Caitlin Clark and Paige Bueckers Lead the Market
Big WNBA Card Sales Surge Ahead of the Playoffs as Caitlin Clark and Paige Bueckers Lead the Market
Recent WNBA card sales show Caitlin Clark’s market depth and a massive Paige Bueckers 1/1 re...
Read