Why is ghost freak ben 10 omniverse have chains?

In "Ben 10: Omniverse," Ghostfreak is depicted with chains as a visual representation of his connection to the supernatural and his status as a malevolent spirit. The chains symbolize his imprisonment and the dark powers he wields, reflecting his struggle between his ghostly nature and his desire for freedom. This design choice enhances his eerie presence and highlights his role as an antagonist within the series.