Atlas and character progression
Voidstone progression
Voidstones advance Atlas progression and enable higher-tier map opportunities.
Atlas questlines and their endgame boss encounters after Act X.
Voidstone awards are one-time progression per character or league context; maps and access to other endgame encounters can be farmed repeatedly.
Once the available Voidstones are placed, switch to map completion, invitations, or a reward mechanic that matches your current upgrade goal.
Open a guide to find other locations and see what the item is used for.
Voidstones advance Atlas progression and enable higher-tier map opportunities.