Nightstar is a a tomcat. His fur is a dark black, and he has icy blue eyes. Some cats get him mixed up with his brother, Birdstar, Nightstar has scars from his travels with his brother. Nightstar is strong, smart, swift and wily. His claws are lionlike and just as strong as a lion's. He wears a green collar made of trophies (claws, fangs) from his travels with his brother. (Birdstar also wore a black collar made of trophies from his travels). Nightstar's fangs are lionlike as well. Nightstar is a good hunter and fighter if need be.