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