Destiny Wiki
For the Year 1 auto rifle, see Necrochasm (Year 1).

Eternity is very close. Can you feel yourself slipping?
― In-game description

Necrochasm is an exotic auto rifle. It is obtained by upgrading the legendary auto rifle Eidolon Ally with an Essence of the Oversoul as part of the quest The Crux of Darkness.


Necrochasm can be retrieved from one of the following activities/vendors:

Evolved From Another Item source icon.png Evolved From Another Item
This item is created as the result of powering up or activating another item.


Necrochasm can be upgraded with the following perks:

Column 0[]

Arc Damage perk icon.png Arc Damage
This weapon causes Arc Damage.
Cascade icon.png Cascade
Melee kills increase the reload speed of this weapon for a short time.
Infuse perk icon.png Infuse
Consume a more powerful Weapon to boost the Attack value of this Weapon.

Column 1[]

Accurized Ballistics icon.png Accurized Ballistics
More range and Impact.

Increased recoil.

CQB Ballistics icon.png CQB Ballistics
Greatly reduced recoil.

Significant penalty to range.

Aggressive Ballistics icon.png Aggressive Ballistics
More predictable recoil.

Enhanced Impact. Shorter range and more recoil.

Column 2[]

Zen Moment icon.png Zen Moment
Causing damage with this weapon increases its stability.

Column 3[]

Single Point Sling icon.png Single Point Sling
Switch weapons faster. Move quicker while aiming.
Flared Magwell icon.png Flared Magwell
Reload this weapon even faster.
Fitted Stock icon.png Fitted Stock
Increases weapon stability.

Column 4[]

Cursebringer icon.png Cursebringer
Kills with this weapon trigger a Cursed Thrall explosion.

Column 5[]

Ornament perk icon.png Ornament: Devourer of Moons
Applies an Ornament to this weapon.