Act 3 is the final act for Baldur’s Gate 3, and is the last chance to clean up any quests before completing the game. Here is the full Act 3 checklist for Baldur’s Gate 3.
Baldur’s Gate 3 Act 3 Main Quest Checklist
There are four Act 3 main quests to do across Rivington, Wyrm’s Crossing, Lower City, Lower City Sewers, the Undercity Ruins, and the Upper City. Although, the last area is only available to the final quest or Ramazith’s Tower. These are the final main quests of Act 3 in Baldur’s Gate 3: