Gordon notices Blaine's change in expression and is about to inquire, when the same something brushes against his leg as well. He flails and gets to one knee in a primal lurch, hand already at that stupid crowbar he insisted on carrying with him. Was that a shadow he saw under the water, or is it a trick of the light? Or seaweed? Did they even have seaweed in this eon?

"What the hell was that...?" He asks, echoing Blaine's thoughts. "Did you feel that?"