Ep 12. Prisoner #775 is Missing

In Ben 10: Ultimate Alien season 3 episode 12, titled "Prisoner #775 is Missing," the Omnitrix-wielding Ben Tennyson and his team of superhero friends investigate a mysterious disappearance at a high-security prison. The titular prisoner, a notorious criminal known for his technologically advanced powers, has vanished from his cell without a trace. Despite the prison's advanced security measures, including force fields and robot guards, there are no signs of a breach or any indication of how the prisoner managed to escape.

As Ben and company begin to investigate the disappearance, they uncover an intricate web of conspiracies involving both the prison's staff and outside forces. The team must navigate high-tech security measures, evade dangerous traps, and work together to unravel the mystery before it's too late.

Meanwhile, tension between Ben and his longtime rival-turned-ally, Kevin Levin, reaches a boiling point as both heroes must confront their own personal demons. Can they put aside their differences and work together to save the missing prisoner and uncover the truth behind his disappearance?

Throughout the episode, viewers can expect pulse-pounding action, dramatic plot twists, and plenty of humor and heart courtesy of Ben, Kevin, and their allies. With gripping suspense and memorable characters, "Prisoner #775 is Missing" is a must-watch episode for fans of the beloved animated series.