Skill: Lore - X
Lore is an all encompassing secondary skill based on nuance. Technically, there is an infinite amount of lore skills on any broad or narrow subject, from the gods of any particular plane, to basket weaving. Whatever the case, each subcategory of Lore counts as its own skill, and will have a usefulness dependent on the situation at hand (and the GM).
As this is such a broad skill, there will be various lists dedicated to common and more specific lore skills, especially those pertaining to certain adventures or settings.
All Lore skill only use INT / Intelligence by default. All Lore skills are Secondary skills, meaning they are non-required skills that can be gained via the Learning a Secondary Skill Activity if not obtained through normal means.
Additionally, many Lore skills will have ⚙️, implying they have another niche function (like granting the dialect from a language, or adding on bonus dice to a very specific check.
Skill Talents available by Lore proficiency
These Talents can be gained during Character Progression or other means (such as gaining it from a Background, Increasing your Intelligence attribute, gaining the Expert Talent Gain class feature, etc). Like all Talents, these are meant to be good at your character level, often scaling with you..Common Lore Subject Lists
As stated, there are technically an infinite amount of Lore skills, but these are the ones often used by feaatures, for adventures, and/or are used as examples. A GM could make a lore skill for their campaign, if need be.