Morrowind:Amulet of Heartthrum

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Artifact: Amulet of Heartthrum (artifact_amulet of heartthrum)
Type	Amulet
Statistics
Weight	5	Value	20,000
Enchantment
Cast When Used     Fortify Magicka 40 pts for 30 secs on Self     Spell Absorption 10−20% for 30 secs on Self     Lightning Shield 20 pts for 30 secs on Self
Charge/Cost = Uses		1,875/375 = 5

Worn by Dagoth Tureynul in Citadel Tureynulal, whom you'll have to kill during the assault on the Citadels of the Sixth House.