S11·E14 The Vessel

Episode recap

In the fourteenth episode of the eleventh season of Supernatural, titled The Vessel, the Winchester brothers continue their efforts to defeat Amara. Seeking a weapon capable of overcoming this threat, Dean Winchester determines that he must acquire a Hand of God. To achieve this, he enlists the help of Castiel. At this point in the series, Castiel is possessed by Lucifer. Dean convinces the entity to send him back in time to the year 1944. The mission involves a fated submarine that is destined to sink. Dean aims to intercept the Hand of God during this historical event. The episode focuses on the logistical and supernatural challenges of this time-traveling endeavor as the brothers work to secure the powerful artifact needed for their ongoing conflict.