Question: Eden Studios, Inc. is best known for the RPG based on what game system?
Sentence (from "CJ Carella's WitchCraft"): CJ Carella's WitchCraft, or more informally WitchCraft (ISBN  ), is a modern horror role-playing game published by Eden Studios, Inc. It is based on the "Unisystem" game system and had been previously published by Myrmidon Press.
Relevant evidence: Yes