Wild card

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The term wild card was originally used in card games, but the term has evolved to describe what the Merriam-Webster Dictionary calls "an unknown or unpredictable factor" in any number of domains.

Wild card may refer to:

• Wild card (card games) - a playing card that substitutes for any other card in card games
• wild card (sports) - a tournament or playoff berth awarded to an individual or team that has not qualified through normal play
• wild card (Foresight research) - low-probability, high-impact events
• WILD Card (South African national parks) - a smartcard-based annual season ticket to Southern African national parks
• Wild Card 2, a game offered by the Multi-State Lottery Association played in the north-central United States; replaced a similar game called "Wild Card"
• Wild Card - a card placed on the wheel on the U.S. version of Wheel of Fortune. A player holding the card, who subsequently lands on a cash space and calls a consonant appearing in the puzzle, may turn it in for the chance to call a second consonant for the same cash value in the same turn, or to gain an extra consonant during the Bonus round puzzle.
• Wildcard - A quarterly(ish) event in Leicester, exhibiting art, performance, film, music and the odd videogame.
• Wild card spot - a semifinals berth given to a Jeopardy! tournament player who is one of the four high-scoring non-winners in the quarterfinal round.

In computing:

• wildcard character - a character that substitutes for other characters in regular expressions and globbing
• wildcard DNS record - a record in a DNS zone file that will match all requests for non-existent domain names
• Wildcard Netmask - a netmask that swapping 1 to 0 and 0 to 1 from the normal netmask.

In arts:

• Wild Cards - a series of science fiction/superhero books
  • Wild Cards (book) - the first book in the series
• Wild Card (TV series), a.k.a. Zoe Busiek: Wild Card, a Canadian TV series starring Joely Fisher
• Wild Card (Rippingtons album) - a 2005 album by The Rippingtons
• Wild Card - a 2001 video game for the WonderSwan Color
• Wildcard (record label) - a minor record label - now part with Polydor
• Wildcards - a nickname of the most prominent starfighter squadron in Space: Above and Beyond
• "Wild Cards" - an episode of the Justice League animated series.
• Wild Card Stack - a programming block on the Toon Disney TV channel

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