Kars is the leader of the Pillar Men, and the designer of the Stone Mask. His goal is to evolve further to become immune to the sun's rays, and thus he seeks the Red Stone of Aja to empower his Masks, battling the Ripple users for its possession. As the creator of the Stone Masks and vampires, his invention having far reaching repercussions for a number of major characters, such as Dio Brando, the Joestar Family and the Zeppeli Family