Sagittarius

Sagittarius the "Centaur", is a Celestial Spirit who wears a horse costume that is currently owned by Lucy Heartfilia. Sagittarius' weapon of choice is a bow and arrow, he was able to easily crush Bixlow's toys with his arrows, going right through the dolls without stopping.

Trivia

 * Sagittarius seems to say "hello hello" before anything he says.