Sentinelverse/Guideverse is based on 1990s American TV show, “The Sentinel”. Through years the Alternate Universe expanses to become a trope where the character experiences being sentinels or guides.
Usually Sentinels also depicted as ‘Espers’ as it is someone with superhuman abilities, be it comes with sense enhancements or not explicitly described. There are also further terms like ‘Partials’, the one who only has one of five senses enhanced, or ‘Mute’, the normal people who have no abilities.
Sentinelverse/Guideverse usually revolves around science-fiction elements for its world building.
Further Reading: