The Diamond Dogs are a race that dwells underground, eager for gems of all sorts and otherwise very isolationist. They occasionally come up to the surface to seek richer bounties, but are generally unwilling to barter or negotiate.

Breezies are small and very rare creatures who normally live in their own magical hollow. They migrate through Equestria every so often, though I haven't heard from them in some time now. They are probably due, come to think of it... [She curls a hoof beneath her chin as she briefly thinks of issues that are her royal responsibilities... but nothing she can address here, so she puts it from her mind. Then her eyebrows lower in a frown.]

Changelings, however, are an antagonistic race, hostile to ponykind.