Anasterian Sunstrider is a character from the Warcraft universe, specifically known as a high elf leader. He served as the ruler of Quel'Thalas, the homeland of the high elves, and played a significant role in the history of the Blood Elves. Anasterian was known for his wisdom and strong leadership during times of conflict. He was a key figure during the Third War, where he faced the threat of the Scourge. Anasterian's reign ended tragically when he was killed by Arthas Menethil, the Lich King, which led to significant changes in the high elf society and the emergence of the Blood Elves.