When combined with Alira's AmuletAlira's AmuletSegregated by treachery, this artefact longs to be reunited with her sisters. and Oak's AmuletOak's AmuletA relic of a sundered relationship, it awaits reconciliation with its kin., The ApexThe ApexThough its power has been shared, there is still more the Apex might unlock. is formed.
If the player side with Kraityn (i.e. not killing Kraityn), it is not required to acquire Kraityn's Amulet. Take the two remaining quest amulets to Kraityn, and Kraityn will give you The ApexThe ApexThough its power has been shared, there is still more the Apex might unlock. and his passive bonus.
Fixed a bug that would enable you to activate the Dark Altar without having a Combined Amulet. This used to prevent people getting bandit quest rewards.