Detailed Instructions: Compose a new way to ask the same question. The new question must be asking the exact same thing as the original question does. Without any other information, you should be able to tell that the original question and the new question are the same. Preserve bracketed phrases in your new question. You can change the rest of the question provided the above requirements are satisfied. The new question must have a natural, fluent formulation, as if it were composed by a native English speaker. You will be given three pieces of information to help you create better questions. Those are: "Answer": the answer to the question, e.g., "Honolulu". "Answer Type": the type of the answer, e.g., "Location". "Auxiliary Information" is a detailed description of some concepts mentioned in the question, if any.
Problem:original question: Which tv character has the final tv appearance in the episode named [Unending]?
answer: thor
answer type: TV Character.
auxiliary information: "Unending" is the season finale of the tenth season and series finale of the science fiction television series Stargate SG-1, and the show's two-hundred sixteenth episode overall. Written and directed by Robert C. Cooper, the episode originally premiered in the United Kingdom on Sky One on March 13, 2007, and in the United States on June 22, 2007 on the Sci Fi Channel. The episode attracted approximately 2.2 million viewers on its American broadcast, a ratings success for the Sci Fi Channel. The episode begins with the mass suicide of the Asgard race, who try to preserve their legacy by giving all of their accumulated knowledge and technology to the SG-1 team and the crew of the Earth ship Odyssey. When the ship is attacked by Ori warships, Lieutenant-Colonel Samantha Carter creates a time dilation field that speeds up time within the ship, and it takes fifty years until a defense against the Ori weapons can be found.
Solution:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Who is the tv character that has their final appearance in the episode named [Unending]?