Every weapon has different grades, they are:
1. Common
2. Uncommon
3. Rare
4. Ultra Rare
5. Epic
6. Legendary
7. Mythical
8. Demi-God
9. God
There is another different category of weapons that are known as a soul weapon. They are weapons that bond with the user and grow alongside them, they will be stored inside the user through the usage of a tattoo. As the weapon grows stronger, the tattoo becomes more intricate.