Answer:
In a tunnel of darkness lies a beast or iron. It can only attack when pulled back. What is it?
You do not want me when you donβt have me but when you have me you don't want to lose me.
I always have to work with something in my eye.
If there is a bee in my hand, what is in my eye?
I roam through the lands hoping to rescue my love. I search high and low and will stomp on you if you get in my way!
I flow from the Homerβs mouth when he sees doughnuts.