 This forces Castiel to concede the loss and re-sink the Titanic.In "Frontierland", Sam and Dean call for Castiel to send them back in time as they have learned that the ashes of a Phoenix can kill Eve and that Samuel Colt killed one in the past with The Colt.Rachel, Castiel's lieutenant comes instead and berates the boys for only calling for him when they need something of him, but Castiel arrives himself and sends Rachel away.