How To Get Duellist's Prerogative In Baldur's Gate 3
To get the Duellist’s Prerogative in BG3, you must head to the Basilisk Gate Barracks and follow the events of the quest to Save Vanra.
Bard Warlock Save Vanra Auntie Ethel Duellist Prerogative Basilisk Gate Barracks Prerogative Location
Source: segmentnext.com