My kobolds in Twilight Fables (5e supplement) do just that.I think kobolds should make heavy use of cobalt in their culture, since the element is named after them.
Pawn Stars: Best I can do is the Feywild.Kobold, gnome, brownie - all basically the same thing.
D&D: I can get maybe... 27 monsters out of this.
We pretend to be elves in our free time.It is all just getting to be embarrassing.
Shadar-Kai? They weren’t Fae at all in 4e, they were the descendants of a tribe of humans who got trapped in the Shadowfell because of a raw deal with Nerull.Their half breed Fey/Humanoid mutts...................at least in 4E. (in which they were also JUST Edgy Goth Fey in 3E.)

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.