Answer:
my rings are not worth much but they do tell my age.
I stand in one place yet I fill a whole room. I can be filled with molten rock and come in every hue.
I hide in a dark tunnel awaiting my time. I can only be released by pulling back. Once released I may do unstoppable damage.
I have a title and many pages. I am a genteel of genteel descent. I am a killer veteran of war. I am a slave to my lord pledged to his service.
Fatherless and motherless. I was born without sin roared when it came into the world. But I never spoke again.
What language does a billboard speak?