Historical Rules · 17 June 2011
Rule 306.6
Official source text from the 17 June 2011 Rules release
Planeswalkers can be attacked. (See rule 508, "Declare Attackers Step.")
Historical Rules · 17 June 2011
Official source text from the 17 June 2011 Rules release
Planeswalkers can be attacked. (See rule 508, "Declare Attackers Step.")