Are beings that lived on earth before us and can be found in almost any mythology, they are big, powerful beings that could not live with us and had to go so we could live in this world, most of the old onces we dont know anything about, but they were not gods, but famous old onces in mytology are the titans,
Behemoth, Leviathan, Zizand Ymir/Aurgelmir, they have difrent powers but they are almost always the four classic forcers of nature (fire, air, water and earth) but some have other powers.