Answer:
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.
It is the assumed nocturnal symbol of Mr. Wayne. What is it?
My first is equality; my second is inferiority; my whole is superiority.
A dragons tooth in a mortals hand, I kill, I maim, I divide the land.
You will find me with four legs, but no hair. People ride me for hours, but I don't go anywhere without needing to be tugged. Jerked or turned on, I always manage to be ready for work.
People take me on walks and I run and have fun. What am I?