Historical Rules · 27 September 2013
Rule 901.11c
Official source text from the 27 September 2013 Rules release
If a player planeswalks when there is more than one face-up plane card, that player planeswalks away from all such planes.
Historical Rules · 27 September 2013
Official source text from the 27 September 2013 Rules release
If a player planeswalks when there is more than one face-up plane card, that player planeswalks away from all such planes.