Part 3: Stardust Crusaders

Part 3 of Jojo's Bizarre Adventure (subtitled Stardust Crusaders,) is preceded by Part 2: Battle Tendency and proceeded by Part 4: Diamond is Unbreakable. Jotaro Kujo is the Jojo of this part and DIO serves as the main antagonist. The Agents of DIO and Egypt 9 Glory Gods are the villainous faction for this part.

This Part is split into two seasons, the Road to Egypt Arc and the Battle in Egypt Arc.

Official Description
Part 3, set in 1989, follows Jotaro Kujo, who has acquired the power of Stand, and his allies as they journey from Tokyo to Cairo to save his mother's life by defeating his family's archenemy, DIO.

Summary
The third part Stardust Crusaders is set in 1989 as Joseph's grandson Jotaro Kujo journeys along with Joseph, Muhammad Avdol, Noriaki Kakyoin, Jean Pierre Polnareff, and Iggy from Tokyo to Cairo in order to fight DIO who has returned from the depths of the sea and save his mother from DIO's mystical influence. From now on allies and villains alike primarily use Stands, a usually humanoid representation of the person's spirit, which has become one of the series' most prominent features.