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