Answer:
Left to right Iām quite bright. Right to left I might bite.
I follow the orders of only two. I respect the work of only two. I am in constant battles with many, Though one surpassed them all. With forces joined, We created hell, Until our mutual enemy fell. Who am I?
What doesn't get any wetter, no matter how much rain falls on it?
What is the thing which, once poured out, cannot be gathered again?
What stays the same size no matter how much they weight?
I can only be played on a windy day