No, they are not impervious to all magic. There are a few myths and legends about dragons that were captured or slain, usually because of dark magic. For the most part, dragons are amazing creatures, but even an amazing creature can be defeated now and then.
U won't Win
MOUNTAIN
They bring magic into the world. No dragon's, no magic, no miracles.
Expose Weakness, its a +crit % Magic.
one of them is 3 magic beans and 3 dragons
The lead wall was impervious to radiation. He is impervious to her bad temper.
Impenetrable is a synonym for impervious.
i am impervious to your insults
The rain poured down, but the impervious roof kept us dry.
She remained impervious to the criticism and continued with her work.
I am impervious from bullets and I destroyed the robbers.
Gold and platinum are impervious to nitric acid.