Tara accompanied Black Spider to Al-Qawiya to assassinate Jaqqar Marlo. When Marlo managed to elude the Spider but Tara spotted and dropped a boulder on Marlo. Spider praised her by stating the bosses will be proud.
At the auction, Tara was forced to fight her fellow meta-humans in the auctions to gauge her capabilities. She fought against Holocaust but lost the battle, though was spared from death by the speaker. The biddings proceeded with Tara's offer being bought by an unknown party. After she was purchased, she was shocked and elated to see that among them was her brother Brion.
Catching up with her brother, Tara lets him know she is aware of their parents' death from her abduction. She is amazed to see his new friends and watches as the others go to save the captive meta-humans. Tara soon persuades her brother to aid her in rescuing the prisoners, since she understood their pain. Brion agreed and the siblings used their powers to save Tigress and Nightwing from the Terror Twins, allowing the pair to get the captives away. She soon retreats with the others on the Bio-Ship.
Tara returned with Brion's group to their hideout. Tara met Brion's girlfriend Halo and Helga Jace and relieved the latter of guilt in her reluctant role in her abduction at her uncle's hands since her hands were sullied too.
In the comics, Tara Markov is Terra, a Teen Titan who is central in the Judas Contract storyline. However, she is the result of an extramarital affair with an American woman, not a legitimate daughter.
This is her third animated appearance. She appeared in the Teen Titans animated series and its spin-off, Teen Titans Go!, and the Teen Titans: The Judas Contract movie.