Henri's Perquisition - Unique - Diablo IV Season 15
Henri's Perquisition is a Unique Focus in Diablo IV Season 15 for Sorcerer, Necromancer, Warlock. It comes from General Unique loot pool / world drop - not attached to any boss loot table; All Unique items can drop at level 1 in any Difficulty since 3.2.1 (official patch notes); Possibly also: Uber/Lair boss ladders and Tormented bosses, Helltide chests, Whisper caches.
Unique power
You gain Primary Stat equal to [85 - 115]%[x] of your Dexterity.
General Unique loot pool / world drop - not attached to any boss loot table
All Unique items can drop at level 1 in any Difficulty since 3.2.1 (official patch notes)
Possibly also: Uber/Lair boss ladders and Tormented bosses, Helltide chests, Whisper caches
Nightmare Dungeons, Helltide Chests, World Bosses, Kurast Undercity, Purveyor of Curiosities (Murmuring Obols)
Season 15 Legacy Unique: world drop; craftable as Charm (except Leoric's Crown/Messerschmidt's); no specific boss or activity recorded
random drop - not listed on any Lair Boss loot table in the community loot-table cheat sheet this dataset uses; no official Blizzard list confirms it
Can also be crafted into a Unique Charm (Horadric Cube > Craft Unique Charm) per 3.2.1 notes; any Unique Charm has a small chance to drop at Mythic quality.
Waking Nightmare Capstone dungeons with Prime Evil Echoes (Diablo/Baal/Mephisto), more consistent at Torment X+; minor Waking Nightmare bosses via Chronicle of Nightmares at a lower rate