In these games you must match the rank or suit of the previous card. There may be special cards which are exempt rom this rule or have special effects The games go under many names:Switch or Black Jack in England Mau Mau in ermany Mao or Bartog in the USA Pesten in the Netherlands Prsi in the Czech Republic Makao in Hungary and Poland Tschau p is Switzerland and so on.

Website: http://www.pagat.com/eights/