Curses aren’t common nor are they rare. The main reason is that a curse takes the blood and life force of the person. Ultimately those who cast a curse will have their life force depleted and will die.
The strength of a curse is determined by how much blood and life force the caster sacrifices. Curses always will use the life force of the caster but the caster can also sacrifice other people to strengthen the curse, the more blood and life force put into a curse, the more frightening it will become.
The most horrifying thing about curses is that they will not only not weaken after time, but become stronger. That can cause a 50 year curse to rival the strength of a 500 year curse in a matter of centuries.
The Curse of Higuma was only a 50 year curse but has been around for decades. In or
