Thunder

About
Thunder is one of the four legendary horses of Bella Sara, he is a strong and muscular black stallion with a lightning bolt symbol on his flanks. His mane and tail are also black, cut jaggedly and always flowing with the wind of a storm. Thunder is well-known for his courage, but he's also very caring and protective of the ones he loves. He is caring especially towards foals, for he has a soft spot for them, even though he doesn't like to admit it. He is able to summon lighting and to shoot lightning from his hooves when he stomps them.

Name meaning
Thunder is the loud rumbling, cracking, or crashing sound caused by an expansion of rapidly heated air around a lightning bolt.