The toy company will release the set Dec. 1, two weeks before the first "Lord of the Rings" prequel hits theaters.

Although The Hobbit is billed as an unexpected journey, the trip to Comic-Con is a familiar one for director Peter Jackson -- Warner Bros.' panel Thursday in Hall H will be his third appearance at the San Diego gathering.

And Lego, which has the licenses for both The Hobbit and The Lord of the Rings, also will be spreading its dragon wings with reveals of its film-themed sets and figures, as well as secret activities at the Con.

Heat Vision breakdown