9. An Uncommon Illness
Morgan’s eyes add to the already unusual eye color of the Trueblue Twins, making them even more distinctive. Because of her unusual state, a lot of people pause to pay them admiration. Morgan was born with heterochromia iridium, a disorder that can develop distinct colored eyes in adulthood.

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It is an uncommon disorder that has no effect on vision. Historians surmise that Alexander the Great suffered from the same ailment.