Riri Yaka, which means "Blood Demon" or "Demon of Blood" in Sri Lankan mythology, is a vampire. He tore himself away from his mother's breast and emerged as a demon in the human realm. Riri Yaka is well-known for her grim portrayals. One is claimed to be a behemoth who towers over his human victims, and another is reported to be a blood-splattered, monkey-faced small man who haunts cemeteries and crematoriums. He has the strength of a bull, mounts a pig, and wields a sword, as well as a rooster and a parrot. He manifests his presence through illness and disease by possessing people and making them sick. The Riri Yaka is known to create disorders of the blood, and a person possessed by him is reported to seem pale, listless, and anemic. A kattadiya (witch doctor) is a person who practices witchcraft.I built a sword for him to cut humans to drink blood and a face mask for him to disguise his face when he arrives for his victims.