Zodiac Power Sign describes the placement of Pluto in your birth chart. This new planet is also known as the Planet of Change. This sign shows the makeover of your life and the effect of birth and death on an individual. This is based on Western Astrology.Zodiac Power Sign describes your characteristics based on the placement of Pluto in your birth chart. Along with the sun sign and moon sign, the power sign also helps you understand yourself better. Pluto is a remote planet and the farthest from the sun and takes many years to pass through a sign. This has effect on the complete generation. This goes through the entire cycle of birth, changes and death. It is the planet of a lot of power that can be used for destructive purposes too. In Roman mythology Pluto was the God of the mafia and money. The keyword associated with this planet is transformation where the impossible can happen.