It's time for the houses to decide who their real enemies are.
HBO dropped the new trailer for Game of Thrones' highly anticipated -- and long overdue -- seventh season, which teases a major clash of the kingdoms, all while the seasons-long looming thread of the White Walkers appears poised to finally come to a head.
"For centuries our families fought together against their common enemy, despite their differences." Jon Snow (Kit Harington) says in the ominous two-minute spot. "We need to do the same if we're gonna survive."