Rules glossary
↑ Parent rule: 106.4 When an effect instructs a player to add mana, that mana goe…
106.4a If any mana remains in a player’s mana pool after mana is spent to pay a cost, that player announces what mana is still there.
No sub-rules.
↑ Parent rule: 106.4 When an effect instructs a player to add mana, that mana goe…
No sub-rules.