Real Name: Carol Ferris
Voice: Olivia d'Abo
First Appearance: Injustice For All

Star Sapphire posses a stone in her mask that allows her to have powers similar to those of Green Lantern. She can create force shields, object, and anything else.

She joined Luthor's Injustice Gang along with Solomon Grundy, Ultra-Humanite, Cheetah, Joker, Copperhead, and the Shade. She successfully infiltrated the Watchtower along with Shade and Grundy and planted a bomb onboard. When that attempt to destroy the Justice League failed, Sapphire was recruited by Aresia and joined her gang along with Solomon Grundy. Copperhead, Shade, and Tsukuri in an attempt to kill all the men on the planet. She tricked Hawkgirl and Wonder Woman into believing that she thought Aresia was crazy and lured them into a trap with Hippolyta, Wonder Woman's mother, as their hostage. Star Sapphire was knocked out by Diana in a mid-air fight over the ocean and plummeted to the sea.

Star Sapphire showed up later and joined other villains in looting Metropolis when everyone believed that Superman was dead. She battled Green Lantern and was eventually caught.