Spirit Hunters: Once you reach level 60, enemies will randomly drop essence, that will add to the percentage bar of the event. When it reaches 100%, the Ancient Spirit will spawn just north of camp. and proceide to walk North to the top of the Map. On his walk spirit hunteres will jump out of red portals and attack him.
Glacial Colossus: Final boss of the Cavern of Echoes dungeon.
Brogoth: Purple boss who spawns north of Plains of Blood Waypoint , around every 30 minutes.
Ancestral Relics: Collect 50 ancient relics from Yeti Corpses, enemies that spawn while escorting the Ancient Spirit, and randomly of killing mobs in the zone.
Adventure Completion:
Entangled Spirits: Complete the main quest line in Frozen Tundra.
Map Completion: Walk everywhere on the map to reveal it.
Siegebreaker: Find and destroy 30 demonic catapults in Ruins of Sescheron. (respawn about every 15 minutes)
Horadic Bestiary: Turn in Bestiary pages and hope they’re for this zone. Completely RNG.
Barbarian Spirits: Find and interact with the 5 barbarian spirits
Bounty Hunter: Complete 25 Frozen Tundra bounties given from the bounty board in Westmarch.
Frozen Quests: Once you’re level 60, blue quests will start to appear. If a quest is unavailable, give it time and it will evenually show up.