1 set of 5 + 1 set of 3. Each player can make only one Phase during each hand. win the hand in order to receive credit for the Phase. Several players will. Phase 10 seems simpler than Uno since there are less types of cards, but don't be fooled. The game can be quite challenging to win, especially since you need. Phase 10 is a card game created in by Kenneth Johnson and sold by Mattel, which The game is named after ten phases (or melds) that a player must advance through in order to win. Phase 10 was Fundex's best selling product, selling Players : Two to six.