Answer:
I am a king who's good at measuring stuff. What am I?
I bring light to a dark world. In a current I travel and through tunnels I am hurled. Touch me and I'll kill you. What am I?
I was was before was was was.
I have no life but I can die. What am I?
I've got a beautiful beautiful hall all walled in red velvet with all white armchairs made of bone and in the middle a woman dances.
I'm the source of all emotion but I'm caged in a white prison.