Lore

Lore is a category of Triumphs that was added to Destiny 2 with the release of Forsaken. It is divided into three sections: The Light, Dusk and Dawn, and The Darkness, each of which contains several lore books with multiple entries. Lore entries are unlocked via finding collectibles throughout the game or completing certain tasks.

The Light

 * The Lawless Frontier
 * The Man They Call Cayde
 * Ghost Stories
 * Most Loyal
 * Letters from a Renegade
 * Eva's Journey
 * Dawning Delights
 * Dust
 * Stolen Intelligence
 * The Warlock Aunor
 * Luna's Lost
 * Letters from Eris

Dusk and Dawn

 * The Dreaming City
 * Marasenna
 * The Awoken of the Reef
 * The Black Armory Papers
 * Ecdysis
 * The Man With No Name
 * Nothing Ends
 * Aspect
 * Revelation

The Darkness

 * The Forsaken Prince
 * Truth to Power
 * A Drifter's Gambit
 * Wall of Wishes
 * The Book of Unmaking
 * For Every Rose, a Thorn
 * The Chronicon
 * Confessions
 * Unveiling
 * Last Days on the Kraken Mare
 * Inquisition of the Damned