To get yourself Dark Ritual Recon, you need to complete The Nether encounters. This means you'll need to defeat the big boss ...
To gather dark ritual recon for the Echoed Warnings quest in Destiny 2, you need to complete encounters in The Nether. One encounter is one area of the Dreadnaught (Mausoleum, Trenchway, etc.) that ...
A Destiny 2 Exotic that dominated the PvE meta before getting nerfed is back again after Bungie gave it a massive buff in Episode Heresy.