Answer:
The 8 of us go forth and not back to protect our king from a foe's attack. What am I?
Weight in my belly trees on my back nails in my ribs feet I do lack.
I am the building with the most number of stories. What am I?
I go around a yard but does not move.
The faster you run the harder it is to catch me
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.