Historical Rules · 13 July 2013
Rule 703.4p
Official source text from the 13 July 2013 Rules release
When each step or phase ends, any unused mana left in a player's mana pool empties. See rule 500.4.
Historical Rules · 13 July 2013
Official source text from the 13 July 2013 Rules release
When each step or phase ends, any unused mana left in a player's mana pool empties. See rule 500.4.