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