Miniboss
Radiant
Facsimile, also known as the Colosseum found exclusively in Repository of Knowledge Expedition when using 
.
| Name | Quality | Drop | |
|---|---|---|---|
| Echos | |||
| File:Arclight Guardian Echo.pngArclight Guardian Echo | Any | N/A | |
| Materials | |||
 Gloomstone Shard |
Common | N/A | |
 Grey Gloomstone |
Rare | N/A | |
 Blue Gloomstone |
Rare | N/A | |
 Red Gloomstone |
Epic | N/A | |
| Overland | ||
|---|---|---|
| Highlands | World Boss | Night's Maw • Talon of Pyre |
| Event | Sphere of Influence (Dire Prophecy) • Gloom Tear (Ninth Herald • Heart Ripper) | |
| Lost Zones | ||
|---|---|---|
| Aurelian | Event | Cryptographer • Third Keeper • Silk-Seer Esharaa • Shuul Baelhorn • Vaelor's Blood • The Highlands Horror • Rivenmaw • Commander Rigor • Arclight Guardian • The Lightkeeper |
| Hunt | Broodmother S'ilreth • Lingering Light (Valor • Duty • Truth) • Commander Creed • The Argent Hand (The Hand Rejoined) • Ryv'n • The First | |
| The Deep | Hunt | The Bloodspawn (Explosive Ichorling) • Bloodbore • Maras, the Grand Deceiver • Dread Legion |
| Reaver Woods | Event | Harbinger • Turach et Mourne |
| Hunt | Storm Twins (Storm of Blades • Storm of Thorns) • The Beastmaster (Duskhunter • Rotbeak • Warbear) | |
