The challenge presented in Revelation 13 is how to discern the power of the dragon and how to live as a witness and worshiper of the Lamb.
If you want a condensed overview of the Book of Revelation, chapter 12 is the place to go.
An overview of Revelation 8-11 reveals the mission of those who follow the Lamb.
Followers of the Lamb are sealed and secure in the midst of tectonic pressures.
Believers who follow the Lamb know that in the end the Lamb’s way of suffering love will prevail.