In the first moments, the gate to the afterlife opened, and the people were prostrate in the light of the God-Pharaoh.

Hour of Revelation

This spell costs {3} less to cast if there are ten or more nonland permanents on the battlefield.
Destroy all nonland permanents.

Zendikar Rising Commander

Hour of Devastation Promos

Amonkhet Remastered

Hour of Devastation

Hour of Revelation costs {3} less to cast if there are ten or more nonland permanents on the battlefield.
Destroy all nonland permanents.

You determine the cost to cast Hour of Revelation before you pay any of that cost. For example, if the only nonland permanents on the battlefield are Tezzeret the Schemer and nine Etherium Cells he’s given you, Hour of Revelation costs {W}{W}{W} to cast. You may sacrifice three Etherium Cells to pay this cost, even though there are no longer ten or more nonland permanents after you produce {W}{W}{W}.

There are many important moments in the story, but the most crucial—called “story spotlights”—are shown on cards. These cards have the Planeswalker symbol in their text box; this symbol has no effect on gameplay. You can read more about these events in the official Magic fiction at http://www.mtgstory.com.