Answer:
I go into the water black and come out red. What am I?
Born of sorrow, grows with age, you need a lot to be a sage. What is it?
I am known for my natural tuxedo and marching
I am two-faced but bear only one. I have no legs but travel widely. Men spill much blood over me. Kings leave their imprint on me. I have greatest power when given away yet lust for me keeps me locked away.
I shift around though always slowly. I never move more than a few inches at a time. A large movement by me can kill many people. I am huge yet unseen by humans.
Give it food and it will live, give it water and it will die.