Phase 10 is a card game created in 1982 by Kenneth Johnson and sold by Mattel, which purchased the rights from Fundex Games in 2010. Phase 10 is based on a variant of rummy known as Liverpool rummy, and is a member of the contract rummy family.. Find great deals on eBay for Phase 10 in Miscellaneous Traditional Non-Trading Card Games. Shop with confidence.. Phase 10 is another popular card game by Mattel, the makers of Uno. This card game resembles Rummy, but the main difference is that you have to complete 10 different types of match-ups or Phases, in order to win the game.. Phase 10 Game. 82K likes. Play one of the best-selling card games of all-time anywhere, any time. Fans of exciting and challenging card games have been. . .