Answer:
I am easy to waste and unstoppable
In a tunnel of darkness lies a beast or iron. It can only attack when pulled back. What is it?
I go inside boots and outside shoes.
What begins with an E but only has one letter?
They come out at night without being called. They are lost in the day without being stolen. What are they?
An open ended barrel, it is shaped like a hive. It is filled with the flesh, and the flesh is alive!