Sol is the current leader of the Sleestak. Sol gained power sometime after the Purge of the Lost City, an event in the history that brought about the end of the Altrusian people. After the Altrusian's became less intelligent and began scraping a living amongst the hard rocks. Sol eventually reorganized them and taught them how to hunt and kill.
Sol lives in a special room in The Lost City filled with Sleestak guards.
- Sol was portrayed by actor Robert Picardo.