Ryuko Matoi

Ryuko Matoi is the Third Kamen Rider to appear in Marianas. She is a Inhuman Life Fiber. the figure behind Ganma Corporation, the largest and most technologically advanced company. Ryuko have been chosen by Necrom Eyecon after Deadman offensive. Ryuko emerges from training under Kamui and transformed into Kamen Rider Necrom (仮面ライダーネクロム) to fight alongside Ghost and Specter against Alvarez Empire's forces.