Historical Rules · 18 June 2010
Rule 509.4
Official source text from the 18 June 2010 Rules release
Fourth, any abilities that triggered on blockers being declared 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
Fourth, any abilities that triggered on blockers being declared go on the stack. (See rule 603, "Handling Triggered Abilities.")