It works great signs: it should be clear to the reader that the subject is the second beast, not the first one. Here signs means “amazing things,” “miracles,” “prodigies,” “great acts of power that amaze people” (see Matt 24.24; 2 Thes 2.9). For signs see also “portent” in 12.1.

Even making fire come down from heaven to earth: this is reminiscent of the prophet Elijah (1 Kgs 18.36-39; see Luke 9.54).

In the sight of men: this must be made inclusive of men and women: “before the face of everyone,” “in the presence of everyone,” or “so that everybody saw it.”

Quoted with permission from Bratcher, Robert G. and Hatton, Howard A. A Handbook on The Revelation to John. (UBS Handbook Series). New York: UBS, 1993. For this and other handbooks for translators see here .