Yolanda
"I have no idea, I am the only one I have met in my situation-"

The only other sentient Heartless she ever met was Mizi and she looked more Shadow than human nowadays, maybe it did have to do with the Unversed she ate but she never gave it much thought about how it came to be and gave a small nod.

"Yes and I know some other people trying to help get rid of both these creatures as well as the Unversed as I was heard them called, though they have stopped appearing after some time."
Shirley
"The unversed? What are those?" He said as he never heard of theses unversed before were they some kind of different kind of heartless or at least something similar to the heartless
Yolanda
"Hmm, I am not sure myself. They were creatures that tasted like emotions compared to the taste of Heartless."

Suke didn't have a better frame of reference for them other than that: as her time as a mindless Heartless she went after both of them to eat. 

"They went after people as well but were more colorful than Heartless."