Po Bidau Dumas (포 비더 뒤마) is a High Ranker from the Po Bidau Family. He first appeared in the background when Po Bidau Gustang captured Rachel and Ha Yura. He is a Gustang's Writing and received his Family Leader's 'strictness'.
Dumas is a giant humanoid beast with long orange hair, light brown skin and his face is covered by a bizarre monster like mask with multiple eyes. Later, it would be revealed that this is not Dumas’s true body, but his Armor.
