Sofia Sakharov (ソフィア・サハロフ "Sofia Saharofu" / "Sophia Sakharov" ) is the secondary antagonist of of the first season of Future Card Buddyfight and the tertiary antagonist of Season 2. She is a female Russian appearing in the Future Card Buddyfight anime. She is a 7th grader at Aibo Academy and a former member of Aibo Academy's middle school student council.