From the Mediterranean to Scandinavia, myths describe giants as forebears of the gods who begat humanity. Many were slain in conflicts with the gods and others slain by heroic men, but some remain and some, like Jorgmungandr, are destined to return.
I don't see any suggestion of what these titans may be a metaphor for, so I suppose it's what it appears; spinning a terrific and terrifying yarn about the monsters of legend returning to crush us.
From the Mediterranean to Scandinavia, myths describe giants as forebears of the gods who begat humanity. Many were slain in conflicts with the gods and others slain by heroic men, but some remain and some, like Jorgmungandr, are destined to return.
I don't see any suggestion of what these titans may be a metaphor for, so I suppose it's what it appears; spinning a terrific and terrifying yarn about the monsters of legend returning to crush us.