Sepulcher of the First Ones Normal and Heroic Now Live!

news.blizzard.com:

Pursue Zovaal's forces into the Sepulcher of the First Ones and prepare for the most epic Shadowlands raid yet—coming with the start of Season 3.

Note:Lords of Dread, Rygelon, and The Jailer will not be available when Sepulcher of the First Ones opens for Normal and Heroic difficulties. These bosses will enter the fray the following week with the launch of Mythic difficulty.

The Jailer has breached the Sepulcher, the mysterious heart of the Shadowlands. Should he control its primordial power, he will reshape the cosmos with Death at the fore. As Zovaal prepares to dominate reality, champions of Azeroth charge forth to stop him. Will their resolve outmatch his?

Raid bosses: 11Difficulties: Raid Finder, Normal, Heroic, MythicLevel: 60Raid Finder Minimum Item Level: 220

March 1 – Normal and Heroic difficulties. Note that the last three bosses (Lords of Dread, Rygelon, and The Jailer) will NOT be available in this first week.March 8 – The remaining three bosses unlock for Normal and Heroic. All bosses are available for Mythic. Raid Finder Wing 1: Ephemeral Plains (Vigilant Guardian, Skolex, the Insatiable Ravener, Artificer Xy'mox, Halondrus the Reclaimer) becomes available.March 22 – Raid Finder Wing 2: Cornerstone of Creation (Dausegne, the Fallen Oracle, Prototype Pantheon, Lihuvim, Principal Architect) becomes available.April 5 – Raid Finder Wing 3: Domination's Grasp (Anduin Wrynn, Lords of Dread, Rygelon) becomes available.April 19 – Raid Finder Wing 4: The Grand Design (The Jailer) becomes available.

VIGILANT GUARDIAN 

This eternal guardian lies in wait, keeping a timeless vigil over the entrance to the Sepulcher of the First Ones.

SKOLEX, THE INSATIABLE RAVENER

With the Sepulcher of the First Ones vulnerable, devourers