Maybe dragons can interbreed but are too proud to?
“I cant tell you how many times I've seen Shadowheart one shoted from a intellect devourer in the first minute of landing upon Torel, and Im to believe she is the one Shar picked. lol”
I think that says more about you than Shadowheart. 😂
But maybe Shadowheart was the party apprentice.  She only survived because she was sitting in back with the luggage when her superior ran up, screaming and engulfed in witch fire, handed her the McGuffin and collapsed. 🤗