How to get the legendary powers for Warrior in Shadowlands

There are 4 legendary powers for each spec.

There are 4 legendary powers that all specs can use within a class, no matter what spec.

There are 8 Legendary Powers that all classes and specs will have the exact same.

Shared legendary powers for all classes

Five of them are tied to reputation, one from the Great Vault and one from PvP vendor.

Legendary Power	Drop location
Stable Phantasma Lure	Drop: Torghast tower
Sephuz´s Proclamation	PvP vendor
Third Eye of the Jailer	Maw NPC vendor (Ve´nari) - Status Ambivalent
Norgannon´s Sagacity	Rep vendor – Court of Harvester (Honored)
Judgment of the Arbiter	Rep vendor – The Avowed (Honored)
Maw Rattle	Rep vendor – The Undying Army (Honored)
Echo of Eonar	Rep vendor – The Wild Hunt (Honored)
Vitality Sacrifice	The Great Vault

Legendary Power	Drop location
Enduring Blow	Drop: Torghast tower
Battlelord	Drop: Torghast tower
Deathmaker	Drop: Torghast tower
Undbreakable Will	Drop: Torghast tower
Reprisal	Drop: Torghast tower
Seismic Reverberation	Dungeon: Halkias, the Sin-Stained Goliath
Unhinged	Dungeon: Xav the Unfallen
Reckless Defense	Dungeon: Amarth
Thunderlord	Dungeon: Oryphrion
Leaper	PvP vendor
The Wall	Raid drop: Hungering Destroyer
Expoilter	Raid drop: Sire Denathrius
Will of the Berserker	Raid drop: Sludgefist
Signet of Tormented Kings	Raid drop: Stone Legion Generals
Misshapen Mirror	The Great Vault
Cadence of Fujieda	World boss: Mortanis