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