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