Argo Zodiarts

Argo Zodiarts (アルゴ・ゾディアーツ) is a giant Zodiarts fused by Pyxis Zodiarts, Carina Zodiarts, Puppis Zodiarts and Vela Zodiarts that only appeared in Kamen Rider Fourze: Ama High Graduation. It's appearance is a giant pirate ship with fish fins. It is able to summon some pirate hatted Stardust Ninja Dustards.