Some players use Rock Paper Scissors to test timing and psychology-- do you go first, mirror moves
https://rock-paper-scissors-gambling-q-g-u-z5-713.valoradigest.com/posts/20-things-you-should-be-asking-about-rock-paper-scissors-casino-before-purchasing-it
Some players utilize Rock Paper Scissors to check timing and psychology-- do you go first, mirror moves, or suddenly switch methods to confuse them?