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Two hands, initially bare and open against a gray background, close into fists, then transform into a single robotic arm with a metallic, articulated design. The transformation begins with the left hand, which reveals a tattooed forearm and a black, mechanical device on the wrist, then shows the hand and forearm being covered in a dark, liquid-like substance that spreads across the skin and fingers. The right hand, also initially bare, is shown closing into a fist and then being covered in the same dark substance. The transformation culminates in the left hand and forearm being fully replaced