SPOILER Rime of the Frostmaiden: Ythryn Mythallar

I came across the reference to “Shalane of Taerloon”. Is there anything you can tell me about him/her? Where was “Taerloon”?

The Serpent Kingdoms mentions that the Yuan-ti added arms to nagara. Is it possible for them to add grafts to other types of non-serpent creatures?

“The saga long ago foretold When bloody hands crown and throne do hold”

“I am a barbarian of simple, carefree joys”