Wild card

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), low-probability, high-impact events

Computing

• Wildcard character, a character that substitutes for any other character or character range 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
• Wildcard certificate, a public key certificate with which you can secure multiple subdomains
• Wildcard (Java), a special actual type parameter for generic instantiations in Java

Entertainment

• Wildcard (G.I. Joe), a fictional character in the G.I. Joe universe
• Wild Card (lottery), a lottery game played in Idaho, Montana, North Dakota, and South Dakota
• Wild Cards, a series of science fiction/superhero books
  • Wild Cards (anthology), 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 (The Rippingtons album), a 2005 album by The Rippingtons
• A Justice League episode named "Wild Cards"
• Wildcard (Pennywise EP), a 1989 EP by Pennywise
• Wild Card (The Warratahs album), 1990
• Wildcard (album), a 2001 album by Terence Trent D'Arby
• Wildcard (comics), a fictional Marvel character
• Wild Card (ReVamp album), a 2013 album by ReVamp
• Wild Card (2003 film), a 2003 South Korean action film
• Wild Card (2015 film), an American crime drama film