Because “The Last Timekeeper” (or “The Timekeeper”) can refer to several different popular media properties, the most common interpretations are broken down below to help you find exactly what you are looking for: 1. The Last Timekeepers (Book Series)
If you are looking for a book series, you are likely thinking of The Last Timekeepers by Sharon Ledwith.
The Premise: This young adult sci-fi/fantasy series follows 13-year-old Amanda Sault and her classmates. They discover a mysterious stone arch that is actually an ancient portal created by the lost civilization of Atlantis.
The Mission: Chosen by an Atlantean Magus, the children become legendary guardians (“Timekeepers”) tasked with traveling through history to protect the timeline from a sinister, destructive force known as Belial.
Books in the Series: Major installments include The Arch of Atlantis, The Dark Secret (set in Nazi-occupied Amsterdam), and The Noble Slave (set in the antebellum American South). 2. Borderlands 4 (Video Game)
If you are looking for a video game villain, The Timekeeper is the central antagonist of Borderlands 4 (released in 2025).
The Character: He is a Primordial Vault Guardian who gained rogue sentience. He acts as the tyrannical dictator of the planet Kairos and leader of a faction called “The Order,” eliminating free will to prevent a prophesied war.
The Boss Fight: Encountered during “The Timekeeper’s Order” story mission, he is widely considered one of the game’s toughest bosses. The fight features two phases where he uses shape-shifting, geometric laser attacks (triangles and pyramids), and a massive shield health bar. He is voiced by actor Dave Fennoy. 3. The Timekeeper (Disney Park Attraction)