After returning from the Far East, players may find new or 'corrupted' bosses in many zones throughout the West.
| Zone | Level | Guardian | Guardian Level | Artifact(s) Dropped |
|---|---|---|---|---|
| Trollmire | 2 | Aluin | 35+ | Sanguine Shield (65% chance drop) |
| Kor'Pul | 3 | Kor's Fury | 35+ | Vox (75% chance drop) |
| The Maze | 2 | Nimisil | 40+ | Lunar Shield (75% chance drop) |
| Old Forest | 3 | Snaproot | 50+ | Petrified Wood (75% chance drop) |
| Sandworm Lair | 1 | Corrupted Sand Wyrm | 45+ | Putrescent Potion, Atamathon's Ruby Eye |
| Reknor | 4 | Lithfengel | 35+ | Runed Athame, Resonating Diamond |
| Daikara | 4 | Massok | 43+ | Dragon Skull (75% chance drop) |
| Dreadfell | 1 | Pale Drake | 40+ | Runed Skull (75% chance drop) |
| Scintillating Caves | 3 | Spellblaze Simulacrum | 35+ | Crystal Heart (75% chance drop) |
| Deep Bellow | 3 | The Abomination | 35+ | Warped Boots (75% chance drop) |