Pulsar is a name used by several characters in the DC Universe. The original Pulsar was Benjamin Day, an enemy to Karate Kid who wielded a power-staff. Pulsar Stargrave is the most well-known, a Coluan super-villain in the 30th Century. He is an enemy to the Legion of Super-Heroes with the ability to control stellar energy. There is also a hero named Pulsar who was created as part of the Everyman Project.