Answer:
I work when I play and play when I work. What am I?
A dragons tooth in a mortals hand I kill I maim I divide the land.
What kind of table can you eat?
Good memory, skin like the sea. A great beast I am, yet vermin frightens me. What am I?
In my life I must bare my bloodline I must share.
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.