Now you see me. Now you don't. You can purchase the Assassin's Cowl from Xúr, Agent of the Nine (if it appears in his random stock) for 60,000 Glimmer and 2x Ascendant Shards.

Exotic class items have fundamentally shifted buildcrafting in Destiny 2: The Final Shape ... Merge the effects of Assassin's Cowl and Synthoceps, Apotheosis Veil and Star-Eater Scales, and ...