Superman sees through Aquaman, Wonder Woman, Flash and Cyborg; as a result of Superman's x-ray vision.
X-Ray Vision is the power to see through solid objects or other individuals. However, x-ray vision is useless against anything with lead.
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X-Ray Vision in Batman: The Dark Knight Returns Part 2
Superman uses his x-ray vision in Superman: Unbound
X-Ray Vision in Superman: Unbound