Maltorran protoplasm was a type of substance.
History
In 671 BBY, the Hutt Kossak the Younger condemned the playwright Direus'pei and all copies of his play Evocar to be engorged by Maltorran protoplasm.
Sources
Xim Week: The Despotica (Part IV: Evocar) on Hyperspace (article) (content obsolete and backup link not available)