Here is the full list of all 52 The Witcher 2: Assassins of Kings Enhanced Edition achievements.
Finish the game while playing at the Insane difficulty level.
Help Iorveth find the dagger needed to free Saskia from the spell that holds her.
Sneak through the lower camp without raising the alarm.
Kill all the trolls in the game.
Help Roche rescue Anais from the Kaedweni camp.
Finish the game by sparing Letho.
Save Síle from dying in the unstable portal.
Achieve character level 35.
Spare all trolls in the game.
Spare or save Saskia.
Finish the game at any difficulty level.
Finish the game by killing Letho.
Reach the Epilogue of the game.
Kill the dragon.
Leave Síle to die in the unstable portal.
Finish all quests involing the destruction of monster nests.
Bow to Death at a Winter Shrine.
Complete Chapter 2.
Stop Roche from killing Henselt.
Kill the draug.
Relive all of Auckes's memories in Dethmold's vision.
Kill three foes at once by performing a group finisher.
Kill a foe by deflecting his own arrow at him.
Kill 500 foes.
Roll five-of-a-kind at dice poker.
Perform three successful ripostes in a row.
Cut off a tentacle using the kayran trap.
Seduce Ves.
Defeat all opponents in the Kaedweni arena.
Collect 10000 orens.
Acquire the Mutant ability.
Acquire the Sense of Magic ability.
Successfully sneak through Loredo's garden and find the component of the kayran trap.
Acquire the Combat Acumen ability.
Enhance abilities using mutagens at least five times.
Tour the camp with Zyvik.
Complete Chapter 1.
Craft a suit of armor from elements of the kayran's carapace.
Bow before the Sun at a Summer Shrine.
Find all additional information about the insane asylum's history.
Achieve character level 10.
Kill the kayran.
Brew the ostmurk potion.
Hire a craftsman to create an item.
Finish the Prologue.
Win an arm wrestling match, a dice poker game and a fist fight.
Use alchemy to brew five potions or oils.
Intimidate someone.
Kill more than one opponent using a single exploding bomb.
Kill 10 foes in a row without losing any Vitality.
Hit Count Etcheverry using the ballista.
Drink one potion.