The Blue Nightmare
Cobalt JewelLimited to: 1
Radius: Large (1500)Gain 5% of Lightning Damage as Extra Chaos Damage
Passives granting Lightning Resistance or all Elemental Resistances in Radius
also grant Chance to Block Spell Damage at 35% of its value
Passives granting Lightning Resistance or all Elemental Resistances in Radius
also grant an equal chance to gain a Power Charge on KillWe swell and flood
and drown the undeserving beneath our might.Place into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.
AcquisitionLeague(s): BreachPurchase Costs
| Unique | 8x Chaos Orb |
8x Alchemy Shard
10x Splinter of ChayulaMiscellaneous
Item class: Jewel
The Blue Nightmare is a unique 
Cobalt JewelCobalt JewelPlace into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.
.
Passive tree placement
Areas on the passive skill tree beneficial for this jewel are:
| Nearby passive node | Power Charge chance |
Spell Block Chance |
|---|---|---|
| Faith and Steel at the Templar | 48% | 14% |
| Stamina at the Marauder | 33% | 11% |
| Sentinel at the Scion | 28% | 9% |
| Instability at the Witch | 20% | 6% |
| Golem's Blood at the Duelist | 18% | 6% |
| Fervour at the Ranger | 14% | 4% |
| Fatal Toxins between Shadow and Ranger | 14% | 4% |
| Mind Drinker at the Shadow | 8% | 2% |
| Charisma between Shadow and Ranger | 8% | 2% |
Passives granting conditional elemental resistance, like while holding a shield, do apply. This is what makes the Templar area so powerful through Sanctuary. Jewels granting elemental resistance in the radius of this jewel (like around the Scion starting area) do not get enhanced.
Item acquisition
This item is restricted to areas with the league flag for Breach active. There are additional ways to acquire league-restricted items, see League-specific items for more details.
Upgrade paths
This item can be acquired through the following upgrade paths or vendor recipes:
| Amount | Ingredient | Type |
|---|---|---|
| 1 |  Blessing of ChayulaBlessing of ChayulaStack Size: 10Upgrades a breach unique item to a more powerful versionRight click this item then left click an applicable breach unique item to upgrade it.Shift click to unstack.  | Manual |
| 1 |  The Blue DreamThe Blue DreamCobalt JewelLimited to: 1 Radius: Large (1500)Gain 5% of Lightning Damage as Extra Chaos Damage Passives granting Lightning Resistance or all Elemental Resistances in Radius also grant an equal chance to gain a Power Charge on KillWe crash against Chayula's body, and fall like rain into the place we cannot go. This item can be transformed with a Blessing of ChayulaPlace into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.  |
See also
The Red NightmareThe Red Nightmare
Crimson JewelLimited to: 1
Radius: Large (1500)Gain 5% of Fire Damage as Extra Chaos Damage
Passives granting Fire Resistance or all Elemental Resistances in Radius
also grant Chance to Block Attack Damage at 35% of its value
Passives granting Fire Resistance or all Elemental Resistances in Radius
also grant an equal chance to gain an Endurance Charge on KillWe coagulate; a crimson shell
that suffocates the unworthy.Place into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.
The Green NightmareThe Green Nightmare
Viridian JewelLimited to: 1
Radius: Large (1500)Gain 5% of Cold Damage as Extra Chaos Damage
Passives granting Cold Resistance or all Elemental Resistances in Radius
also grant Chance to Dodge Attack Hits at 35% of its value
Passives granting Cold Resistance or all Elemental Resistances in Radius
also grant an equal chance to gain a Frenzy Charge on KillWe take root in the dirt
and strangle those who tread upon it.Place into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.
Version history
| Version | Changes |
|---|---|
| 2.5.0 |
|
