Access Code for Vexcaliber Quest in Destiny 2 picture shows the buff players receive during the mission that is required to get the Lightfall Vexcalibur Exotic and Quest. Completing all steps starts a mission called: “//NODE.OVRD.AVALON//” quest in the European Dead Zone (EDZ), The Gulch landing zone, that rewards players with the Vexcalibur Exotic Glaive. It’s one of many steps required to complete the mission and unlock the Vexcalibur Exotic Glaive.