Necraloid Dialogue: Deep Archimedea
After the Tenno reaches rank Illuminate with the Cavia, they will unlock a new activity called Deep Archimedea
Isolation Vault
Find and enter an Isolation Vault.
Otak Dialogue
Otak is one of the two cephalons inhabiting the Necraloid robot body, along with Loid.
Necraloid Dialogue
The Necraloid is a cephalon serving the Entrati family on Deimos.
Albrecht Entrati fragments
The Requiem glyph lore fragments are unlocked as the Tenno ranks up with both the Entrati and the Necraloid, and are narrated by Albrecht Entrati, the one-time patriarch of the Entrati family.