Talk:Double Guillotine/@comment-6102960-20140114115928/@comment-4292163-20140114132523

YGOPro uses janken to decide who goes first every match. It's really quite simple - give both players a menu with 3 choices, and calculate the result of their entry.

If there isn't a built-in feature for it, it may be hard for the players to implement themselves though. :/