Revelations about Rhulk, the worms, and the Pyramid all play a huge role in Destiny 2's overall story, but there's a lot of lore to dig through to understand how. Here's what you need to know.

Destiny 2's new dungeon Sundered Doctrine is on the verge of launch, bringing with it some new secrets, a new Exotic weapon, and a new piece of the story involving Savathun, Rhulk, and the Dread ...