"The Great Ruler" is a Chinese web novel by Tian Can Tu Dou, set in a world where cultivators use spiritual energy to gain strength and immortality. The story follows Lin Dong, a member of a declining clan, who possesses a powerful ancient talisman. Determined to restore his clans honor, Lin Dong embarks on a journey of cultivation, encountering challenges, forging alliances, and unlocking his potential. The novel features intense martial arts battles, complex world-building with various clans and factions, and themes of ambition and honor. Lin Dongs character development and his pursuit of greatness drive the narrative. However, its important to note that this summary contains spoilers for other related novels by the same author, such as "Battle Through the Heavens" (BTTH). Readers interested in exploring these novels should be cautious of potential spoilers when reading summaries or discussions related to "The Great Ruler."