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