Full list of all 93 Baldurs Gate II: Enhanced Edition achievements. It takes around 100-120 hours to unlock all of the achievements on Windows.
Complete the game on Legacy of Bhaal difficulty.
Finish the game with a full party of dead allies.
Finish the game without any party members dying.
Increase an attribute score to 25.
Acquire the cleric stronghold.
Have Bless, Chant, and Luck active at the same time.
Have Disease, Fatigue, and Poison active at the same time.
Complete the game on Story Mode difficulty.
Complete the game solo.
Reach level 30 with a Cleric, Druid, or Shaman.
Reach level 30 with a Mage or Sorcerer.
Reach level 30 with a Thief or Bard.
Reach level 30 with a Fighter, Ranger, Paladin, Monk, or Barbarian.
Kill 1,000 creatures.
Acquire the wizard stronghold.
Acquire the ranger stronghold.
Acquire Heroic reputation.
Acquire the druid stronghold.
Acquire the warrior stronghold.
Acquire the bard stronghold.
Have a Lore skill of 100 or more.
Acquire the thief stronghold.
Raised enough gold to hire assistance.
Have an Armor Class of -15 or lower.
Acquire the paladin stronghold.
Reach 150 Hit Points.
Acquire Despised reputation.
Become a Fallen Paladin or a Fallen Ranger.
Become a Grand Master.