Some definitions for the next chapters. It contains major spoilers, this chapter is mainly for advertising, for those who are not happy with the progress of the current book, if you like it I suggest you don't read this.
System:
An entity belonging to a rare person called "Sin Avatar", and guiding them on a path to follow depending on the type of system possessed. There are 7 different types representing the sins and offer different content to its user depending on the sin, for example, Sloth Avatar's system can power other people while Greed only powers itself.
Sin Avatars:
Also called True Avatars, are people gifted with the power of a system. There are 7 known, each with a different system depending on the sin they represent.
Players:
Special entities from an unknown origin. They have a system "complementary" to that of the Sin Avatars and need to fuse it with one of the Sin Avatars to fully activate it.
Origin Beasts:
Mythological monsters, from legends, are believed to be at the origin of the world. No one knows if they are Disasters.
Soul Stone:
As explained in the first sheet, it is formed when a creature using the energy of this world dies, it generally gives attributes related to the skills of the owner and the stronger the skills of the owner, the more abilities there will be available and the strongest skill will always be among them.