The Protectors arrived late to the battle against the Cosmic Solution and, hubristically refusing to listen to the advice of the Odds who had gotten there before them, they attacked the robot at full power, not realising that it simply absorbed the enrgy from the impacts and used it to grow in size and power itself. When the saw it growing to giant size in response, the rigid-minded XYZ-2000 suggested that they do the opposite of their earlier tactic — namely, “stand around doing nothing”. The Solution proceeded to reduce the entire team to piles of ashes before the eyes of the Odds. In the end, the robot left of its own accord after being ordered to do so by another agent of the Cosmic Order. (COMIC: Journey Out Of Misery)
What appeared to be a reborn X-Y-Z-2 returned to lead the New Protectors when they inexplicably emerged. (COMIC: Epilogue to Destruction) He and the reborn Americana were seen sneaking into the mayor's office at night prior to secret negotiations between the city's admistration and the New Protectors. (COMIC: Chasing Shadows)
