Congratulations on your progress! Defeating tough bosses with strategic spellcasting is always a satisfying achievement in Baldur’s Gate 3. Since you’ve conquered the “Rescue the Prisoners” quest, you might want to consider exploring new areas to uncover side quests or delve deeper into the main storyline. Keep an eye out for hidden locations, unique gear, and interesting NPCs that can offer valuable information or quests. Don’t forget to continue leveling up your party members and experimenting with different classes and abilities to adapt to various challenges. Good luck on your next adventure!