Sevenger is a support robot and one of the standout mechanical allies in Ultraman Z. Originally an older-style robot weapon, it is brought back into service by STORAGE and becomes a fan-favorite combat unit. Sevenger is used in battles against kaiju, often providing heavy firepower and practical assistance rather than acting as a true hero character. Its role adds humor, nostalgia, and a sense of teamwork to the series, while also showing the human side of defending Earth.