If you have ever wondered how to win consistently in this classic game, this video will give you the tools to improve your skills and surprise your opponents. In this video, I explore the optimal strategies for winning at rock-paper-scissors, using game theory principles, and searching the scientific literature. I explain how to analyze the game mathematically, the concept of Nash equilibrium, and how to apply mixed strategies to minimize losses. In addition, I share practical tips to maximize your chances of winning, especially in repeated games against the same opponent.