Have you ever heard of such rumors?
From the beginning to the end, he is undefeated, and every time he defeats the enemy with the ultimate monster card.
Every time he appears, he is wearing a mask, and the colors of the mask are varied, just like his ever-changing deck.
The mysterious duelist who is known as the undefeated and strongest duelist by the world. Because he often uses ultimate cards, he is called the ultimate user. He is also called ZERO because he often says that he is ZERO in duels.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.
