Shatterskull Smashing // Shatterskull, the Hammer Pass

Sep 25, 2020 · In the Commander variant, a double-faced card's color identity is determined by the mana costs and mana symbols in the rules text of both faces combined. If either face has a color indicator or basic land type, those are also considered.

Sep 25, 2020 · A modal double-faced card can't be transformed or be put onto the battlefield transformed. Ignore any instruction to transform a modal double-faced card or to put one onto the battlefield transformed.

Sep 25, 2020 · There is a single triangle icon in the top left corner of the front face. There is a double triangle icon in the top left corner of the back face.

Sep 25, 2020 · If X is 6 or more, you divide twice X damage; you don't assign X damage and then double that damage.

Sep 25, 2020 · If an effect allows you to play a land or cast a spell from among a group of cards, you may play or cast a modal double-faced card with any face that fits the criteria of that effect.

Sep 25, 2020 · If an effect allows you to play a specific modal double-faced card, you may cast it as a spell or play it as a land, as determined by which face you choose to play. If an effect allows you to cast (rather than "play") a specific modal double-faced card, you can't play it as a land.

Sep 25, 2020 · If one of the targets becomes illegal for Shatterskull Smashing, the original division of damage still applies to the still-legal target, but the damage that would have been dealt to the illegal target isn't dealt at all.

If an effect instructs a player to choose a card name, the name of either face may be chosen. If that effect or a linked ability refers to a spell with the chosen name being cast and/or a land with the chosen name being played, it considers only the chosen name, not the other face's name.