Historical Rules · 29 September 2017
Rule 810.10c
Official source text from the 29 September 2017 Rules release
If an effect says that a player can’t get poison counters, no player on that player’s team can get poison counters.
Historical Rules · 29 September 2017
Official source text from the 29 September 2017 Rules release
If an effect says that a player can’t get poison counters, no player on that player’s team can get poison counters.