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