System/Skills/Other Skills/Taboo

『Taboo：A skill that is acquired by the person who violated a taboo. You must not raise it』

Taboo is a skill that is increased usually though committing atrocious acts or something that shouldn't be of natural.

Some known ways to raise Taboo:
 * Acquiring certain titles that require doing atrocious things, such as:
 * 『Kin Eater』
 * Certain evolutions:
 * Zoa Ele ► Ede Saine
 * Maxing out Heresy magic
 * Acquiring a Ruler Skill
 * Using certain functions of Ruler skills