With all the details of the next patch and the Season of Blood revealed, Blizzard has also posted the Season 2 Nightmare Dungeon rotation for the news Season.
The dungeons in play are as follows:
Season 2 Nightmare Dungeon Rotation
World Tier 3
- Forbidden City
- Lights Watch
- Sanguine Chapel
- Belfry Zakara
- Ghoa Ruins
- Steadfast Barracks
- Inferno
- Renegades Retreat
- Sepulcher Of The Forsworn
- Broken Bulwark
- Oldstones
- Vault of The Forsaken
- Bloodsoaked Crag
- Grinning Labyrinth
- Whispering Vault
World Tier 4
- Forbidden City
- Hallowed Ossuary
- Lights Watch
- Tormented Ruins
- Sanguine Chapel
- Belfry Zakara
- Endless Gates
- Fetid Mausoleum
- Ghoa Ruins
- Heathens Keep
- Leviathans Maw
- Steadfast Barracks
- Conclave
- Crusaders Cathedral
- Deserted Underpass
- Inferno
- Renegades Retreat
- Sepulcher Of The Forsworn
- Sirocco Caverns
- Broken Bulwark
- Flooded Depths
- Jalals Vigil
- Lubans Rest
- Oldstones
- Vault of The Forsaken
- Bloodsoaked Crag
- Buried Halls
- Carrion Fields
- Grinning Labyrinth
- Whispering Vault
Source: Blizzard