No you don't need more than one player for Mario Kart, you just play against the ones in the game, I played the tester at Toy's R' us. LOL it was so funny cause all the little kids were waiting their turns and im like hoooold on but yea i want that one next also, i already beat super mario, however it skipped worlds 4 and 7, i have no idea y and how to get to them
