1-of-1
A numbered card that is the only one in existence. These can be the most valuable cards, but not necessarily the most expensive. [UD]
Acetate
A hypoallergenic, plant-based plastic commonly used in the trading card industry to seal, hold, and/or store cards.
Acetate Card
A special type of card printed on translucent stock, similar to plexiglass.[UD]
Appraised
Having a company go through your collection of items and giving an estimate value of your collection.
ARP
Abbreviation for ‘autographed rookie patch’.
Artificial Scarcity
Artificial scarcity is when an item’s scarcity is dramatically increased due to a select few buyers purchasing large quantities of the item, thus preventing other buyers from purchasing the product. This is often done by ‘scalpers/flippers’ as a way to increase the item’s value.
Artist Proof
A type of parallel card. They were originally produced by Pinnacle Brands Inc. in 1994 and continued with other companies like Upper Deck
Auction House
A company that auctions off items and is the main business for them.
Authorized Retailer
A retail hobby store that has been recognised by a trading card company for adhering to their set quality, sales, and other standards. Criteria between trading card companies varies.
CloutsnChara is an Upper Deck Authorized Retailer.
Auto / AU
Abbreviation for ‘autograph’.
Autograph
The signature of a player.
Autograph(ed) Card
A card that has been signed by a particular player.
Autopen
A card that looks like it’s autographed but the autograph has been printed on the card