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
 * The Pigeon and the Phoenix
 * Constellations
 * Duress and Egress
 * Regarding Stasis

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 Liar
 * Your Friend, Micah Abram

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 Kraken Mare
 * Inquisition of the Damned
 * Trials and Tribulations
 * The Singular Exegete
 * The Once-Shipstealer
 * The Dark Future
 * Call of the Cryptolith