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|Location||The Grand Sepulcher, Black Rook Hold|
- Soulgorge — The Amalgam absorbs a soul, destroying it and increasing the damage inflicted by Soul Burst by 25%.
- Defeating a Restless Soul during the Amalgam of Souls encounter on Mythic difficulty awards the achievement after defeating the boss.
- Patch 7.0.3 (2016-07-19): Added.