Answer:
My first master has four legs, my second master has two. My first I serve in life, my second I serve in death. Tough I am, yet soft beside. Against ladies cheeks I often reside.
A seed am I, three letters make my name. Take away two and I still sound the same.
What is it something that you always have but you always leave behind?
I am the hole in the night, the ever watchful eye. I return in a cycle, to enlighten the sky.
I am your mother's brother's only brother in law. Who am I?