Eclipse the Darkling is a Black Arms soldier created as the "Ultimate Alien Lifeform"their answer to the traitorous Shadow the Hedgehog.Personality. Eclipse is fiercely loyal to his race and is willing to do whatever he can to make sure that they will not go on the verge of extinction; at times, he is playful in cruel ways and even mocks his foes (at times) while fighting them.He is the only one in Black Death's army to have free will and independence. Shadow gets a biological "brother" by DNA 