Answer:
Four kings of whom I am one lord. Often on deck but never on board. Though I have a large heart, I am always seen at war. During which I always wear a suit, but never a suit of armor. Who or what am I?
Brings celebrities into your home every night.
Take one royal word in the plural and make it singular by adding one letter
How many people are dead in a standard grave yard?
What ship has no captain but two mates?
People take me on walks and I run and have fun. What am I?