 Destiny 2 is set on an unnamed world that was struck by a comet 1000 years before , triggering a prolonged winter . Desperate for heat and energy , the people used a type of <unk> brought by the comet called Lens to create a floating city called Dycroft . The people of Dycroft eventually dominated the people below , which led to a conflict between the two realms known as the War of Heaven and Earth . Eventually , a team of <unk> Dycroft scientists developed sentient weapons called Swordians that turned the tide of war in the surface people 's favor . This conflict <unk> eighteen years prior during the events of Tales of Destiny . The Swordians found new masters to wield them against Dycroft 's vengeful ruler , including Stahn <unk> , Rutee <unk> and Leon Magnus . Stahn 's group succeeds in restoring peace , but the world was damaged by Dycroft 's weapons , and Leon was killed after he betrayed the group . Destiny 2 begins eighteen years after the events of Tales of Destiny . 
