Here are the retired relics that no longer drop in-game. Relics owned by the user can still be opened, and Prime Resurgence or trading is the only way to get vaulted gear.
Vaulted Relics is basically relics removed from the drop tables.
Vaulted items can be obtained through Prime Resurgence or trading with players.
DE usually announced the rotation with names of upcoming unvaultings. These are automatically added to our Prime Resurgence page.
183 vaulted of 191 tracked
Entry-level relics containing early Prime parts and blueprints. This section only lists relics that are not in the normal drop tables.
175 vaulted of 184 tracked
Mid-tier relics with valuable Prime components and systems. This section only lists relics that are not in the normal drop tables.
173 vaulted of 181 tracked
Advanced relics containing rare Prime parts and chassis. This section only lists relics that are not in the normal drop tables.
180 vaulted of 189 tracked
High-tier relics with the most valuable Prime blueprints. This section only lists relics that are not in the normal drop tables.
4 vaulted of 5 tracked
Requiem Eterna is the current relic for Requiem Mods used against Kuva Liches and Sisters. This section only lists relics that are not in the normal drop tables.
Earlier prime drop pools were updated to bring back vaulted items, but that changed with Prime Resurgence. Aya is the way to get vaulted items now and is handled by a vendor called Varzia.
The details on this page are based on the official Warframe Data and personal learnings.