That's 497 maps now, according to the Downloads page in the Atlas!

Getting lighting to look right and yet still leave the map usable is a tricky balance from my limited experience. In an environment such as you've drawn so far, the lighting would be likely good and fairly uniform flat, or largely none at all, for each particular area, so it may be worth asking how many lighting effects you really need before embarking on setting it all up.

The obvious answer is to make one or more really a cockatrice:

[Image from this Monster Fandom Wiki page.]

And use the illusion idea to disguise the fact until someone examines the "right" one closely enough - oops...

You're very welcome! Helps that I remembered reading Sue's description when it first came out. And those cliffs are just SOOO pretty!

I think this may be what you need to see/read.