If I play Rock(1), Paper(1) and Scissors(1) and my opponent plays the same three cards, who wins? Or do we play cards in order so there is a defined matchup bet

If I play Rock(1), Paper(1) and Scissors(1) and my opponent plays the same three cards, who wins? Or do we play cards in order so there is a defined matchup between the cards played? What happens on a draw?