One-time quest
Echo of Resilience Part 2
Kill 500 Toxic Sludge
How to complete Echo of Resilience Part 2
Start with Colossus Echo in Infested Undercity. Defeat 500 × Toxic Sludge. Required level: 90. Repeat: One-time quest.
Useful links: Colossus Echo · Infested Undercity · Toxic Sludge
Guides: Finding items, mobs, and NPCs
Objective
Defeat 500 × Toxic Sludge.
Rewards
XP125,000
Coins125,000
Where to start and finish
Where the quest begins, who offers it, and where to deliver it.
Weekly quests reset every seven days. Other repeating quests reset daily; quests without a repeat interval are one-time quests.
Quest summary
Kill 500 Toxic Sludge
Quest description
You're gonna need to bolster your defenses for these enemies. Fight!