Magic Engraving Rules

[Fan humanities derived from fate world] In this world, there is magic. Therefore, magic and witchcraft surrounding magic were derived. Then it is divided into magic elements, magic circuits, magic seals, magic families, etc. From the beginning to the present, countless recorded or unrecorded weak and strong people have been born, among which heroes, kings, gods and other beings have been born. … Fuyuki City, this is an ordinary city. The story begins here, where seven participants will be selected in the Holy Grail War. They need to use their identity as a charioteer to summon existences that have left traces in this world, and use them as servants to help them, so as to win and obtain the Holy Grail that can grant wishes. The protagonist, a rich man who traveled through the wrong time, has survived more than 300 years before the main line of this world. How will he behave...