Actually a subversion - Sigma's mind is 22, but many thanks to Mental Time Travel he is in his 67-calendar year-aged overall body, and spends about 99% of the sport fully unaware of this. Not to mention that by hunting at the counter on the recreation shop in the Watanagashi Arc, Yu-Gi-Oh! School Club Front: The most important forged normally use their Game club for other reasons as soon as the Hate Plague sets in.