Answer:
I am a band that does not perform, sing, or act. What am I?
With a halo of water and a tongue of wood; stone as skin long I stood.
I must be broken before you can use me.
I tremble at each breath of air and yet can heaviest burdens bear.
I make you weak at the worst of all times. I keep you safe I keep you fine. I make your hands sweat and your heart grow cold. I visit the weak but seldom the bold.
i'm popular for Knuzlocks what am i