庚 day master with 丙 produces the Seven Killings configuration — yang fire forging the yang metal sword. Classical doctrine treats this as the most-watched 七殺 configuration: when the chart provides supportive structure, the fire's heat refines the sword into a useful weapon (decisive leadership, military / executive authority). When the chart lacks structural support, the fire overwhelms the metal (career-pressure breakdown, conflict that consumes the consultant). One of BaZi's most-discussed 'edge' configurations.
Configuration
- Day Master: 庚 (Yang Metal, Sword / Axe) — metal element, yang polarity
- Ten God: 七殺 (Seven Killings)
- Category: 官殺 — Officer / Killings
- Element relation: element overcoming self, same polarity
Officer / Killings register for Yang Metal Day Masters
What controls or pressures the Day Master — element overcoming self. Indicates authority, career-pressure, husband (for female charts), institutional structure, and the disciplines that shape the consultant. For a Yang Metal Day Master specifically, the 七殺 configuration puts pressure on the Day Master from authority structures or institutional discipline.
How to read 庚日主見七殺 in a chart
The configuration activates whenever 七殺 appears in the year, month, or hour pillar of a chart with a Yang Metal day pillar. (The Yang Metal day stem itself is what makes the chart a "Yang Metal Day Master chart" — Ten God relationships are calculated relative to this Day Master.) The configuration's strength depends on how many pillars carry the Ten God, where in the chart it sits (year vs. month vs. hour), and whether the underlying earthly branches support or constrain the Ten God's element. For pressure-register configurations like this one, careful chart reading is essential — the configuration's actual impact depends substantially on whether the chart has structural support for the pressure.
Why generic Yang Metal Seven Killings interpretation fails
The 七殺 configuration is one structural feature of a BaZi chart, not the whole chart. Whether 七殺 helps or harms a specific Yang Metal Day Master depends on the chart's elemental balance, the Useful God, the strength of the Day Master itself, and the luck pillar currently operating. The same configuration can be highly favourable for one Yang Metal chart (where the Ten God supplies what the chart needs) and challenging for another (where it amplifies what's already excessive). Master Sean Chan’s BaZi consultation reads the full chart against your specific question.