Coastal Breach

Oracle Text

Undaunted (This spell costs 1 less to cast for each opponent.)

Return all nonland permanents to their owners' hands.

Card Rulings

11/8/2016 Causing an opponent to lose the game after you’ve announced that you’re casting a spell with undaunted and determined its total cost won’t cause you to have to pay more mana.
11/8/2016 Effects that reduce what you pay to cast a spell don’t affect its converted mana cost. Sublime Exhalation’s converted mana cost is 7, regardless of how many opponents you have or how much mana you spent to cast it.

Additional Information