In 1999, Wizards of the Coast was preparing the prerelease Clefable card, a promo tied to early events
Im coming for your pikle
This has a huge effect on how players strategize during duels because they are forced to play without the terrible benefits of treachery
You can only control one as it's legendary, so you often only want to play a lower number of them to not have dead cards later in the game
But for some a big part of that fun comes from winning, especially in a competitive environment and a game driven exclusively by competition like Yu-Gi-Oh
As such, people who risk everything on getting revenge or who drag others into their crusades usually cause Yuma to, if he likes them, try to talk them out of their quest, or if he dislikes them, start treating them with more open contempt