Historical Rules · 18 June 2010
Rule 505.4
Official source text from the 18 June 2010 Rules release
Second, any abilities that trigger at the beginning of the main phase go on the stack. (See rule 603, "Handling Triggered Abilities.")
Historical Rules · 18 June 2010
Official source text from the 18 June 2010 Rules release
Second, any abilities that trigger at the beginning of the main phase go on the stack. (See rule 603, "Handling Triggered Abilities.")