Umbra watched as the other gods went out and made their creatures, and knew that soon they would dream and her realm would form of its own accord, she would shape her own dreamheart from this realm, but it would be mortals that created it, and so long as mortals dreamed it would be maintained.

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The only sentients I could really think of that Umbra would create would be humans, but since they seem to hold some kind of special place in most mythologies (egotistical folk that we are) I figured I'd hold off until I could think of something else, but if no one minds I'll go ahead and make them