Based on the TV Show, this Countdown competition will feature letters and numbers rounds. Each match-up will run as seen in the show over 15 rounds. 5 round swiss, followed by a final and 3rd place play-off (players selected by wins, then points scored), with head to head games Apterous dictionary to be used. This is based on the ODO which is currently used in the show. Please sign-up for a username at apterous.org (which allows trial users to play for free) before registering here, and provide your username when registering here.