- You may be looking for Omega Vault.
The Tear of Isha was kept in the Arsenal, (PROSE: Engines of War) as was a weapon capable of generating a Null Zone, (AUDIO: The Heart of the Battle), the Orphaned Hour (COMIC: Strange Loops), and the anima device. (AUDIO: A Thing of Guile) Over the course of the Last Great Time War, the Time Lords used all the weapons in the Arsenal against the Daleks except for one: the Moment. This was stolen by the War Doctor on the final day of the War. (TV: The Day of the Doctor)