A former member of the Elrise Team and a Future Foundation ally. At first glance, he is vengeful, bloodthirsty, killing any pure and innocent person on the planet out of envy, and his main goal to kill his former ally Black Spider. Despite both Ukuro, A.K.A. Spiderjack, and Black Spider sharing the same Spiderman attributes, Ukuro's is different, as he can shapeshift into a super fast and agile spider. A once enemy of Future Foundation, both Spidermans reconciled after learning one another like before and becomes a reliable companion.