The Prometheus crew accompanies Peter Weyland in his visit with the sleeping Engineer. Dr. Elizabeth Shaw interrupts dialogue in-between David 8 and the Engineer preceding an attack on David 8 and Peter Weyland moments later. 

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Dr. Shaw convinces Captain Janek that the Engineer juggernaut must be destroyed. The crew activates ion propulsion in LV-223's atmosphere and collides with the rising ship in a magnificent explosion.