Butterball is one of the original Cenobites from Hellraiser, part of the disturbing group summoned through the Lament Configuration from Clive Barker’s dimension of pain and pleasure.
Unlike Pinhead, Butterball is not defined by elaborate dialogue or a large amount of individual backstory in the film itself. His identity is visual, immediate, and unmistakable: a bloated, heavily altered Cenobite form with sealed eyes, distorted flesh, and the black leather styling associated with the order.
Officially licensed Trick or Treat Studios material specifically identifies Butterball as a distinct Cenobite from Hellraiser and reproduces his film-inspired appearance as its own character design rather than treating him as an interchangeable member of the group.
That is enough.
Butterball does not need a fabricated personality or invented monologue to justify his place in the lineup.
He arrives.
He looks like that.
The point has been made.