Chelidon

Chelidon (雷の羽(ケリードーン)) is Rambanein's personal trigger. It's a large cannon-like weapon which attaches to his arm.

Trivia

 * Chelidon, like Aftokrator, Leoforio and Khione, is a Greek word. Chelidon (χελιδόνι chelidóni) is the Greek word for "swallow".