Kamen Rider Glaive is a fictional armored warrior from the Kamen Rider Blade universe, first appearing in the film Kamen Rider Blade: Missing Ace. He is a mysterious and powerful Rider who fights using the Glaive Rouzer and specializes in swift, close-combat attacks. In the story, Glaive serves as one of the secondary Riders and plays a key role in the conflict against the undead-like Undead monsters, contributing to the larger battle surrounding the fate of humanity and the Riders' powers.