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[[Leyline Dominion]] ([https://forums.d3go.com/discussion/89952/following-the-clues forums]) is a Standard Coalition [[PvP]] event, announced in April 2024 in [https://forums.d3go.com/discussion/90111/release-notes-6-5-2 version 6.5.2] of the game, following [https://forums.d3go.com/discussion/89941/release-notes-6-5-0-released-updated-03-05-24 6.5.0]'s March [[Murders at Karlov Manor]] (MKM) card [[set]]. It was first run in April 2024, directly after another MKM event: [[Following the Clues]].