SB-555V AutoVajin is a support mecha from Kamen Rider Faiz, created by Smart Brain to assist Kamen Riders in battle. It can operate in motorcycle mode and humanoid robot mode, giving Kamen Rider Faiz mobility, firepower, and tactical backup. AutoVajin is loyal, dependable, and often serves as a powerful ally during intense fights against the Orphnoch. Its role in the series is to enhance Faiz’s combat capabilities and provide dramatic, action-focused support.