Historical Rules · 5 October 2018
Rule 506.3
Official source text from the 5 October 2018 Rules release
Only a creature can attack or block. Only a player or a planeswalker can be attacked.
Historical Rules · 5 October 2018
Official source text from the 5 October 2018 Rules release
Only a creature can attack or block. Only a player or a planeswalker can be attacked.