Answer:
What instrument can make any sound and be heart, but not touched or seen?
Do what he says and you'll be fine, don't and you lose the game.
They made me a mouth, but didn't give me breath. Water gives me life, but the sun brings me death.
Dies half its life. Lives the rest. Dances without music. Breathes without breath.
Kills the bad ones and the sad ones. Tightens to fit, so one size fits.
I’m grown from darkness but shine with a pale light. Very round I am and always a lady's delight.