Full list of all 78 The Witcher 3: Wild Hunt achievements. It takes around 100-120 hours to unlock all of the achievements in the base game on Windows.
The base game contains 52 achievements, and there are 3 DLC packs containing 26 achievements.
Finish the game on the "Blood and Broken Bones!" or "Death March!" difficulty levels.
Finish the game on the "Death March!" difficulty level.
Make an opponent suffer from bleeding, poisoning and burning simultaneously. Do this 10 times.
Kill 50 human and nonhuman opponents by striking them in the head with a crossbow bolt.
Kill 10 opponents by knocking them off somewhere high with the Aard Sign.
Kill 2 monsters you have a contract on without using Signs, potions, mutagens, oils or bombs.
Acquire all the Abilities in one tree.
Have all possible Place of Power bonuses active at the same time.
Attack, counter, cast a Sign and throw a bomb (in any order) in under 4 seconds.
Finish the game on any difficulty.
Defeat Eredin.
Reach character development level 35.
Take part in the assassination of King Radovid.
Visit Tir ná Lia and convince Ge'els to betray Eredin.
Find Ciri.
Bring all possible allies to Kaer Morhen for the battle against the Hunt.
Acquire all gwent cards available in the base version of the game.
Complete the subplot about choosing Skellige's ruler.
Find and equip all the elements of one set of witcher gear.
Complete all witcher contracts.
Complete the contract on the Woodland Spirit.
Complete all fistfighting quests in Velen, Skellige and Novigrad.
Defeat Olaf, the Skellige champion of unarmed combat.
Help Yennefer extract information from Skjall's body.
Win all the horse races in the game.
Complete the contract on Morvudd.
Destroy all monster nests in the Velen / Novigrad region, or in Skellige.
Defeat Tybalt and win the gwent tournament held at the Passiflora.
Fill all mutagen slots.
Use the Axii Sign to force one opponent to kill another. Do this 20 times.
Perform 10 effective counterattacks in a row without getting hit or parrying.
Find and free Dandelion.
Play three hero cards in one round of gwent and win the match.
Ignite the gas produced by a Dragon's Dream bomb using a burning opponent. Do this 10 times.
Complete the contract on Therazane.
Resolve the doppler problem in Novigrad.
Discover 100 fast travel points.
Win a round of gwent using only neutral cards.
Complete the contract on Sarasti.
Find the baron's wife and daughter.
Complete the subplot involving Keira Metz.
Kill 50 opponents using the environment (e.g. swamp gas, insects or objects).
Destroy 10 monster nests using bombs.
Collect the formulae for 6 different bomb types.
Complete the contract on the shrieker.
Read 30 books, journals or other documents.
Find Yennefer of Vengerberg.
Defeat an opponent in a fistfight without taking any damage.
Kill 3 opponents in one fight using 3 different methods (swords, bombs, crossbow, Signs, etc.).
Learn 12 potion formulae.
Kill 5 foes in a fight without taking damage (except for Toxicity) and without using the Quen Sign.
Kill at least 5 opponents in under 10 seconds.
Provoke all Iris von Everec's Nightmares into fighting you at the same time and defeat them.
Kill 20 cows.
Collect all available Ofieri armor and horse gear, and at least one Ofieri sword.
Be under the influence of seven potions or decoctions at the same time.
Win a round of gwent with a total strength of at least 187.
Slide downhill uninterrupted for at least 10 seconds.
Finish the "Hearts of Stone" expansion.
Recreate all of Iris' nightmares in the Painted World.
Buy all the items put on the block at the Borsodis' Auction House.
Participate in all the activities at the wedding.
Kill the prince cursed into a toad.
Defeat all the fallen knights and loot their campsites.
Kill 3 opponents with their own arrows.
Serve time in Toussaint.
Be decorated with the Order of Vitis Vinifera.
Obtain a flawless victory in all the competitions during the knights' tourney.
Find all grandmaster diagrams for each witcher school.
Collect all the cards in the Skellige deck.
Be given Aerondight by the Lady of the Lake.
Develop a mutation.
Unlock the bonus for equipping all the witcher gear elements from one School.
Use all available options for developing Corvo Bianco.
Travel to the Duchy of Toussaint.