Scrabble Showdown set of 16 letter tiles are placed on the board. A randomizer then causes tiles to light up. Each team is allowed to stop the randomizer; a team starts the final round with the regulation value of the tiles that they stop the randomizer on; the number of tiles that the randomizer lights up is the number of "Bonus Scrabble Tiles" that the team had earned from the three previous rounds. This becomes their "head start" score before playing "Scrabble Lightning". The game is played on a regulation Scrabble board with only the double and triple-word score spaces (the double
World Scrabble Championship dictionary for the tournament, and each contains words chiefly used and spelled in US English and UK English. Since 2007, Collins supplies the only dictionary used in the WSC, Collins Scrabble Words, which is published in the UK. It was updated on 21 May, 2015 before later being approved by the World English-Language Scrabble Players Association (WESPA) for tournaments on 1 September. On May 17, 2013, Mattel announced that the event would be renamed the Scrabble Champions Tournament, and the tournament would be held annually as part of Mind Sports International's Prague Mind Sports Festival. MSI introduced a 'Last Chance