Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Aleksandr Georgiyevich Kostin (born September 3, 1969) is a retired Russian professional footballer. He made his professional debut in the Soviet Second League in 1986 for FC Nart Cherkessk. He played 2 games in the UEFA Cup 1993 94 for FC Spartak Vladikavkaz. Association football, more commonly known as football or soccer, is a sport played between two teams of eleven players with a spherical ball. At the turn of the 21st century, the game was played by over 250 million players in over 200 countries, making it the world's most popular sport.