Rules glossary
↑ Parent rule: 505.1 There are two main phases in a turn. In each turn, the first…
505.1a Only the first main phase of the turn is a precombat main phase. All other main phases are postcombat main phases. This includes the second main phase of a turn in which the combat phase has been skipped. It is also true of a turn in which an effect has caused an additional combat phase and an additional main phase to be created.
No sub-rules.