The VOIDRUNNER'S CODEX is coming! Explore new worlds, fight oppressive empires, fend off fearsome aliens, and wield deadly psionics with this comprehensive boxed set expansion for 5E and A5E!
Well, I had trouble finding a good image, but I present to you the Omnimental:
I never quite understood why their Plane of Origin was given as the 'Elemental Plane of Fire', considering that they're composed of all four prime elements.