Destiny 2 – Lost Prophecy, Verse 4 – Machine Dei 4

Looking to fulfill the Lost Prophecy, Verse 4 to get the Machine Dei 4 pulse rifle? We show you how.

Lost Prophecy Verses are all the rage in Destiny 2‘s Curse of Osiris DLC. These verses are available from Brother Vance in the Lighthouse on Mercury and require Guardians to perform certain tasks to fulfill them. A fulfilled Lost Prophecy Verse can then be used at the Weapon Forge to forge a Legendary weapon. This guide will give you the details of what you need to accomplish in order to fulfill Lost Prophecy, Verse 4 and forge the Machine Dei 4 kinetic pulse rifle.

How to Fulfill Lost Prophecy, Verse 4

The requirements for Lost Prophecy, Verse 4 are a pretty straight forward, though a bit time-consuming. You’ll need to obtain three Concentrated Radiolarian Cultures. You can either find those from straight drops, if you’re lucky, or you can trade 10 regular Radiolarian Cultures for one Concentrated one with Brother Vance. There are a few tricks for how to optimize your chances of finding Radiolarian Cultures quickly. Once you’ve fulfilled the prophecy, simply visit the Weapon Forge in the Lighthouse and forge the Machine Dei 4.

Machine Dei 4

Destiny 2 - Lost Prophecy, Verse 4 - Machine Dei 4
Machina Dei 4TL;DR Games • Fair Use

The Machine Dei 4 is a slow-firing but hard-hitting pulse rifle. The Power Level that it’s forged at will depend on your Guardian’s current max Power Level but tends to forge above that.

The weapon allows you to choose from the following perks in the first slot:

  • Extended Barrel
    • Increases range
    • Decreases handling speed
  • Chambered Compensator
    • Increases stability
    • Moderately controls recoil
    • Slightly decreases handling speed
  • Fluted Barrel
    • Greatly increases handling speed
    • Slightly increases stability

The second perk slot offers you a choice of the following:

  • High-Caliber Rounds
    • Slightly increases range
  • Appended Mag
    • Increases magazine size
  • Tactical Mag
    • Slightly increases stability
    • Increases reload speed
    • Slightly increases magazine size

Finally, the Machine Dei 4 also includes the Ambitious Assassin perk which can overload the magazine if there are sufficient rapid kills before reloading.

For more of the weapons available at the Weapon Forge, check out the Lost Prophecy section of our Destiny 2 Guide Hub.

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The Machine Dei 4 is one of the Legendary weapons that can be forged at the Weapon Forge in the Lighthouse on Mercury. You will need three Concentrated Radiolarian Cultures to fulfill the prophecy.
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