Skill
Term
There are many 
Skills which allow you to interact with the world. Each still is categorized into a 
Skill type which typically use different Essences as the 
Essence Roll used in calculating Roll Result.
Some are Innate Skills which every creature possesses a basic Skill, or minor Skill tier in.
Others, like blacksmithing, require more training. Without this training a creature would roll with DIS when trying to perform this Skill.
A character can gain training in a Skill to increase their Skill tier. Thus increasing the 
Skill Roll in calculating a Roll Result.
d100
Mod
ADV/DIS