100-Year-Old Man Got a Young Wife (English-dubbed)

Jim time-traveled into a different world. At 100, he activates a system right when the war goddess Evelyn Yates holds her martial arts tournament to get a husband. He steps onto the stage and defeats her. Evelyn's sister takes her place in marriage, and Jim's lifespan extends. His adventure follows. His actions change the fates of both Evelyn and her sister, ultimately winning both their hearts. Together, they head to the Celestial Altar Assembly, where he meets Eve Winton and becomes the Grand Elder. In the end, Jim becomes an immortal, free to roam the world for all eternity.