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