In Bazi astrology, the 'useful god' is the central hub of the entire analytical system. Only by correctly identifying the useful god can one determine which fortunes are favorable, which annual cycles require caution, and how to seek good luck and avoid misfortune.

What is the useful god

The useful god, simply put, is the element or the Ten God that is most needed and most beneficial for balancing the destiny chart. When the five elements in the destiny chart are unbalanced, the force that can regulate, supplement, or restrain it is the useful god.

The opposite of the useful deity is the 'jealous deity'—the element that harms the balance of the destiny chart. The favorable deity is the element that supports the useful deity.

How to determine the useful god

Determining the useful deity is done in two steps:

Step 1: Determine the strength of the Day Master

Is the Day Master (Heavenly Stem of the Day) supported by the other Heavenly Stems and Earthly Branches in the chart, or is it excessively overcome and drained? If the Day Master is strong, it is necessary to use the element that restrains or drains it as the useful god; if the Day Master is weak, it is necessary to use the element that nourishes and supports it as the useful god.

Step 2: Confirm the useful god for adjusting the season

In addition to the strength and weakness of the elements, the season of birth must also be considered. Those born in the summer have a strong Fire element and need Water or Metal to balance it; those born in the winter have a strong Water element and are cold, so they need Fire to warm their destiny. This is called 'using the deity to regulate the season' and is sometimes more important than supporting or suppressing the deity.

💡 If the useful god is chosen incorrectly, the entire destiny analysis will go in completely opposite directions. This is also why professional fortune-tellers are more valuable than software charting—the software cannot accurately handle the judgment of the useful god in complex patterns.

The Relationship Between the Deity and Fortune

The heavenly stems and earthly branches of the Luck Pillars or annual luck, if they are of the same element as the useful god or support the useful god, are considered auspicious luck; if they restrain or consume the useful god, they are considered inauspicious luck. This is the basic logic of fortune calculation in the Eight Characters.

Common Types of Useful Deities

Depending on the configuration of the life chart, the useful gods can be divided into:

Why using divination requires a professional fortune teller

Determining the 'useful god' is the most challenging aspect in Bazi fortune-telling. For the same birth chart, different schools may have completely different judgments. Yunzi Fortune's reports are analyzed word by word by professional fortune-tellers to ensure the determination of the 'useful god' is accurate, so that truly meaningful life advice can be provided.

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