Kusuke Saiki

Kusuke Saiki is a scientific prodigy and the arrogant older brother of Kusuo Saiki. He lives to challenge his sibling's unparalleled psychic abilities through mastery of complex inventions and advanced technology. Driven by an intense competitive streak, he uses his intellect to bridge the gap between human science and supernatural power. While he faced constant defeats during their childhood, his obsession with outsmarting Kusuo has evolved into a playful rivalry fueled by a desire to finally claim victory.