If you want to challenge your friends with mini-games on one device, this 2-player game: 1v1 challenge is right for you. Have fun with your friends in multiplayer on one device. Challenge your friends with a collection of mini-games and enjoy the minimal graphics. This game brings the excitement of competitive gaming right to your fingertips. Challenge your friends and show off your skills in Two Player Game: 1v1 Challenge. Tic tac toe: A two-player classic board game. You don't need a pen an