Answer:
A dragon's tooth in a mortal's hand, I kill, I maim, I divide the land.
I am the only word that looks the same when spelled upside down.
An open ended barrel I am shaped like a hive. I am filled with the flesh and the flesh is alive.
What is at the end of a rainbow?
I see what you see feel what you feel and hear what you hear. I know all of your moves before you make them. I even know the moves you didn't make.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.