SD Gundam Gaiden Sieg Zion Hen(SDガンダム外伝 ジークジオン編lit. SD Gundam Sidestory: Sieg Zion Chapter) is a project centered around Bandai's plamo and Carddas trading cards. It also has a manga drawn by Ryuuichi Hoshino. It is the first work of the Knight Gundam series.