Pantha joined the team of Beast Boy, Más, Herald and Jericho to launch an assault on the Brotherhood of Evil's main headquarters, and then took part in the final battle against the various supervillains assembled by the Brotherhood of Evil; in said battle, she defeats a rival Mexican super-powered wrestler in league with the Brotherhood and claims his mask as per the code of Lucha Libre.
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It was revealed that Pantha was a vet student at New York University named Rosabelle Mendez who was captured by Maxwell Lord and made into Pantha, then sold to the Wildebeest Society.
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She was then attacked by Adonis and Atlas whom were sent by the Brotherhood of Evil, but defeats them both.
Later they are part of a group of reinforcements that come to rescue Beast Boy, Pantha, Más, Herald, and Jericho from the Brotherhood of Evil in "Titans Together".