11.4.0 Lord of Light Dungeon »« 11.2.0 Weekly Dungeon
11.3.0The talisman dungeon keys drop from level X of any Brave New World dungeon.
The dungeon opens for one hour and can be farmed.
Once again, sands costs are steep, so be prepared.
Rewards include talisman soul fragments and cosmic talisman evolution materials, along wih additional goodies.