Because in order to do anything that's fun, like hanging out with friends,
learning math, going to the beach, reading a book, playing with a dog,
going for a bike ride, going to school, and like a whole bunch of other
things like those, you like have to be living, or else like none of it works.
No they can't move themselves but rather transported
Helmet
shin guards
mouth piece
sorry if it’s wrong i didn’t understand what you meant