Answer:
I am the type of room you cannot enter or leave. Raise from the ground below I could be poisonous or a delicious treat.
The 8 of us go forth and back to protect our king from a foes attack
I must be broken before you can use me.
What has 4 fingers and a thumb but is not living?
Face with a tree skin like the sea. A great beast I am. Yet vermin frightens me.
What never gets any wetter no matter how hard it rains?