Umara Wizard // Umara Skyfalls — ruling 1

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.

Umara Wizard // Umara Skyfalls — ruling 2

To determine whether it is legal to play a modal double-faced card, consider only the characteristics of the face you're playing and ignore the other face's characteristics.

Umara Wizard // Umara Skyfalls — ruling 3

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.

Umara Wizard // Umara Skyfalls — ruling 4

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.

Umara Wizard // Umara Skyfalls — ruling 5

The mana value of a modal double-faced card is based on the characteristics of the face that's being considered. On the stack and battlefield, consider whichever face is up. In all other zones, consider only the front face. This is different than how the mana value of a transforming double-faced card is determined.

Umara Wizard // Umara Skyfalls — ruling 6

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.

Umara Wizard // Umara Skyfalls — ruling 7

If an effect puts a double-faced card onto the battlefield, it enters with its front face up. If that front face can't be put onto the battlefield, it doesn't enter the battlefield.

Umara Wizard // Umara Skyfalls — ruling 8

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.

Umara Wizard // Umara Skyfalls : règles, fonctionnement et interactions (MTG)

Umara Wizard // Umara Skyfalls is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

Whenever you cast an instant, sorcery, or Wizard spell, this creature gains flying until end of turn. This land enters tapped. : Add .

How it works : Umara Wizard // Umara Skyfalls

Original English text — Wizards of the Coast / Scryfall

#1September 25, 2020· Wizards of the Coast
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.
No other card is named in this ruling.
#2September 25, 2020· Wizards of the Coast
To determine whether it is legal to play a modal double-faced card, consider only the characteristics of the face you're playing and ignore the other face's characteristics.
No other card is named in this ruling.
#3September 25, 2020· Wizards of the Coast
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.
No other card is named in this ruling.
#4September 25, 2020· Wizards of the Coast
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.
No other card is named in this ruling.
#5September 25, 2020· Wizards of the Coast
The mana value of a modal double-faced card is based on the characteristics of the face that's being considered. On the stack and battlefield, consider whichever face is up. In all other zones, consider only the front face. This is different than how the mana value of a transforming double-faced card is determined.
No other card is named in this ruling.
#6September 25, 2020· Wizards of the Coast
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.
No other card is named in this ruling.
#7September 25, 2020· Wizards of the Coast
If an effect puts a double-faced card onto the battlefield, it enters with its front face up. If that front face can't be put onto the battlefield, it doesn't enter the battlefield.
No other card is named in this ruling.
#8September 25, 2020· Wizards of the Coast
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.
No other card is named in this ruling.
#9September 25, 2020· Wizards of the Coast
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.
No other card is named in this ruling.
#10September 25, 2020· Wizards of the Coast
An ability that triggers when a player casts a spell resolves before the spell that caused it to trigger, but after targets have been chosen for that spell (if it has any targets). The ability resolves even if that spell is countered.
No other card is named in this ruling.
#11September 25, 2020· Wizards of the Coast
A Wizard spell is one with the creature type Wizard. Spells that are Wizard-themed (such as Relic Amulet) aren't Wizard spells.
No other card is named in this ruling.