Yes and probably. I wouldn't have thought of it before, but it's probably a good idea.
Also, Dryad, you may want to note point costs in your post.
(In parenthesis like this)
Since you made two kinds of mythical beings, the cost would be 4, though you do get a point for making Youkai... This leaves the final cost at 3.
Didn't notice the land part.. Which is another three.
“She'd become a governess. It was one of the few jobs a known lady could do. And she'd taken to it well. She'd sworn that if she did indeed ever find herself dancing on rooftops with chimney sweeps she'd beat herself to death with her own umbrella.”
― Hogfather