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