Peridot (specifically Peridot Facet-2F5L Cut-5XG) is an Era 2 Peridot and a member of the Crystal Gems who made her debut in "Warp Tour". She was originally a Homeworld Gem technician and a certified Kindergartner. After being stranded on Earth following the events of "Jail Break", she acted as a recurring antagonist until establishing a truce with the Crystal Gems in "When It Rains" to help them save the Earth from the Cluster.