Answer:
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?
I fly, yet I have no wings. I cry, yet I have no eyes. Darkness follows me. Lower light I never see.
What kind of nut is empty at the center and has no shell.
Long and slinky like a trout, never sings till it's guts come out.
I'm tall in the morning and short in the noon. I disappear at night but I will be back soon.
People take me on walks and I run and have fun. What am I?