Though he once plunged Kingdom World into chaos, Sima Yi disappeared after being defeated by Liu Bei and Zhuge Liang. In this story, he is still an evil mastermind secretly scheming to endanger the world. Sima Yi previously studied under the same scientist as Zhuge Liang, and still has some kind of loyalty to him.
Sima Yi Destiny Gundam
- Kenji Yamauchi
Another form of Sima Yi Destiny Gundam, disguised as a master of the tea ceremony. In this form, he operates behind the scenes in Musha World.