As part of the original event Guardians could complete exclusive quests and earn rewards that couldn't be earned from anywhere else in Destiny 1. (destinynewshub.com)
In order to obtain access to this array of new subclasses players are obligated to forge a path throughout a large list of exclusive quests, each pertaining to the classes designated skill tree. (nonfictiongaming.com)
As part of a PlayStation 4 exclusive quest, hunters can unlock the armor that Aloy wears in Horizon Zero Dawn. (shacknews.com)