K1 Revelation

Purchase the Destiny 2: Shadowkeep Collector's Edition. The emblem code will come on a card in the package.

Cryptologist

Solve the Cryptoglyph puzzle in the Destiny 2: Shadowkeep Collector's Edition.

Shattered Harmony

Purchase the Destiny 2: Beyond Light Original Soundtrack from the Bungie Store.

Apeirohedron

Purchase something from the Bungie Store during Season 13. This emblem is missing some info in the API, which is why it looks a little odd here.

Between the Lines

Purchase "Destiny: The Official Cookbook." Emblem will be printed on a card inside the book, like the other books.

Symphonic Shift

Purchase the Destiny 2: Shadowkeep digital soundtrack from the Bungie Store.

Cosmic Alignment

Purchase something in the Bungie Store between 2020-11-09 and 2020-12-04.

The Reaper

This emblem dropped upon completion of the "Triumphant Reaper" Triumph. No longer obtainable after Gambit Prime was retired

Hellspawn

Purchase one of the Spring 2018 McFarlane Toys line of Destiny 2 action figures. The Ikora Rey, Zavala, and Cayde-6 figures come with the codes. These can occasionally still be found out in the wild, but be careful of people that open the box for the code, then resell the figure by itself.

The Collector

This emblem dropped upon completion of the "Triumphant Collector" Triumph. No longer obtainable once Gambit Prime was retired.

The Sentry

This emblem dropped upon completion of the "Triumphant Sentry" Triumph. No longer obtainable after Gambit Prime was retired.

The Invader

This emblem dropped upon completion of the "Triumphant Invader" Triumph. No longer obtainable once Gambit Prime was retired.

Hubris of Niobe

Complete the full Niobe Labs puzzle; once complete the emblem will drop. No longer obtainable after the forges entered the DCV.

Anomalous Signal

Purchase anything on the Bungie Store during Season of the Undying.

Warminded

Obtained by accessing all forty (40) Sleeper Nodes on Mars. No longer obtainable after Mars entered the DCV.

Threads of Light

Purchase something from the Bungie Store during Season 14.

Answered Call

Complete the Triumph "Super Celebratory" during The Revelry 2019. Once complete, redeem the reward from Bungie Rewards.

Between Stars

Purchase anything in the Bungie Store between 2020-11-09 and 2021-02-09.

Emblem of Synth

Purchase any item from the Bungie Store during the Season of Opulence.

Eternally Triumphant

Earn 400 points in the 2018 Solstice of Heroes 2018 event by completing all the Triumphs available.