2017-09-29 : The ability of Deeproot Waters resolves before the spell that caused it to trigger.

2018-01-19 : If an effect refers to a "[subtype] spell" or "[subtype] card," it refers only to a spell or card that has that subtype. For example, March of the Drowned is a card that benefits Pirates and features Pirates in its illustration, but it isn't a Pirate card.