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Bazooka

A series of baseball cards that were especially popular in the 1960s. Topps also produced Bazooka-branded cards in the early 2000s.

Base set

A product’s entire lineup of Base cards.

Base card

Cards that make up a product’s base set. Examples of non-base cards are autographs, relic cards, parallels inserts.

Authenticity Guarantee

A service provided by eBay where qualifying trading cards sold over a certain threshold are automatically shipped to CSG for authentication before being sent to the buyer.

Authentication

The process of an expert examining an item to verify its legitimacy. Autographs are a popular example within the hobby of an item that often needs to be authenticated by an expert.

Authentication is one of the three foundational services offered by companies like PSA, BGS, SGC, along with grading and encapsulation.

Auction House

A company that helps facilitate the buying and selling of cards and other collectibles. Popular examples of auction houses are Goldin Auctions, Heritage Auctions, Lelands and Pristine Auction.

Auction

The process of potential buyers bidding against each other with the highest bidder winning the item(s).

Arena Design

Founded by Earl Arena and Jean MacLeod, duo responsible for creating some of the most iconic inserts and parallels of the 1990’s as part of Fleer Corporation. Popular creations include Precious Metal Gems, Essential Credentials, Jambalaya, Noyz Boyz, just to name a few.

Altered

When a card has been changed from its original condition. Examples of alterations range from trimming edges and corners to recoloring faded pictures.

Alt

An online marketplace for buying, selling and vaulting graded cards.

Airbrush

The altering of a card’s colors or logos, often used to show a player in a new team’s uniform before photos are available.

Acetate

A transparent plastic sometimes used in the making of cards rather than traditional paper card stock. While popular among many collectors, acetate cards have been known to suffer from discoloration over the years.

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