rumbling titan

The Rumbling (地鳴らし Jinarashi?) was a cataclysmic event involving Karl Fritz's Wall Titans marching across the earth, destroying all life upon it. attack on titan season 4 For over a century, it was a key deterrence factor for the Subjects of Ymir on Paradis Island until the year 854 when Eren Yeager unhardened the Walls, freed the Wall Titans, and began the