Historical Rules · 29 September 2017
Rule 506.3
Official source text from the 29 September 2017 Rules release
Only a creature can attack or block. Only a player or a planeswalker can be attacked.
Historical Rules · 29 September 2017
Official source text from the 29 September 2017 Rules release
Only a creature can attack or block. Only a player or a planeswalker can be attacked.