The one with natural yin-yang eyes among the twelve zodiac signs is Scorpio.

Scorpios are known for their intense gaze, which can be both mesmerizing and unsettling. They have a natural ability to see through people's masks and uncover hidden truths. This is why Scorpios are often referred to as the detective of the zodiac.

Scorpios have a deep and innate understanding of human psychology and the complexities of the human mind. They can read people's emotions and intentions with great accuracy, which gives them an edge in any kind of social interaction.

At the same time, Scorpios are also very intuitive and can sense things that others cannot. They have a natural connection to the spiritual realm and may have experiences that are beyond the comprehension of others. This is where their yin-yang eyes come into play.

The yin-yang eye is a symbol of balance between the material and spiritual worlds. It allows the bearer to see beyond the physical realm and into the realm of spirit and energy. Scorpios with this natural ability have a unique perspective on life and can often offer insights and guidance to those around them.

However, possessing this natural ability also comes with its own set of challenges. Scorpios may find themselves overwhelmed by the intensity of their own emotions and intuition. They may struggle with anxiety and depression as they navigate the complexities of their own mind and the minds of others.

In conclusion, the Scorpio is the one with natural yin-yang eyes among the twelve zodiac signs. Their ability to see beyond the physical realm and into the realm of spirit and energy gives them a unique perspective on life and a deep understanding of human psychology. However, this ability also comes with its own challenges and requires a strong sense of emotional and spiritual balance.