Answer:
My second is performed by my first. A thief by the marks of my whole might be caught. What am I?
The more I dry, the wetter I get. What am I?
In my life I must bare, my bloodline I must share. What am I?
With three eyes and as black as night I frequently knock down ten men with a single strike!
Forward I am heavy backward I am not. What am I?
What never gets any wetter no matter how hard it rains?