Hour of Revelation [Hour of Devastation Promos] Island Mountain They only specify the consequences

They only specify the consequences should you fail

sacrifice Conversion unless you pay {W}{W}

Brood Tyrant enters the battlefield or attacks

Set: Dominaria Promos Type: Legendary Artifact — Equipment Rare Cost: {4} At the beginning of combat on your turn

Hour of Revelation [Hour of Devastation Promos] Island Mountain They only specify the consequencesSet: Hour of Devastation Promos Type: Sorcery Rare Cost: {3}{W}{W}{W} This spell costs {3} less to cast if there are ten or more nonland permanents on the battlefield. Destroy all nonland permanents. In the first moments, the gate to the afterlife opened, and the people were prostrate in the light of the God Pharaoh.