Historical Rules · 18 June 2010
Rule 702.80b
Official source text from the 18 June 2010 Rules release
A creature "attacks alone" if it's the only creature declared as an attacker in a given combat phase. See rule 506.5.
Historical Rules · 18 June 2010
Official source text from the 18 June 2010 Rules release
A creature "attacks alone" if it's the only creature declared as an attacker in a given combat phase. See rule 506.5.