Answer:
In a tunnel of darkness lies a beast or iron. It can only attack when pulled back. What is it?
A large oasis in the desert. Come with cash and leave with none. What am I?
While you were folding a letter you got me. Usually you will do whatever it takes to avoid me but now you can't help but find me.
I twist and turn and leaves a loop
I am whole but incomplete. I have no eyes yet I see. You can see and see right through me. My largest part is one fourth of what I once was.
When someone uses this acronym, you know you've got to pick up the pace