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 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.
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.
Have all possible Place of Power bonuses active at the same time.
Ignite the gas produced by a Dragon's Dream bomb using a burning opponent. Do this 10 times.
Kill 10 opponents by knocking them off somewhere high with the Aard Sign.
Acquire all the Abilities in one tree.
Finish the game on any difficulty.
Reach character development level 35.
Defeat Eredin.
Acquire all gwent cards available in the base version of the game.
Visit Tir ná Lia and convince Ge'els to betray Eredin.
Take part in the assassination of King Radovid.
Perform 10 effective counterattacks in a row without getting hit or parrying.
Use the Axii Sign to force one opponent to kill another. Do this 20 times.
Destroy all monster nests in the Velen / Novigrad region, or in Skellige.
Fill all mutagen slots.
Find and equip all the elements of one set of witcher gear.
Find Ciri.
Complete all witcher contracts.
Bring all possible allies to Kaer Morhen for the battle against the Hunt.
Complete all fistfighting quests in Velen, Skellige and Novigrad.
Defeat Olaf, the Skellige champion of unarmed combat.
Defeat Tybalt and win the gwent tournament held at the Passiflora.
Complete the subplot about choosing Skellige's ruler.
Win all the horse races in the game.
Win a round of gwent using only neutral cards.
Help Yennefer extract information from Skjall's body.
Discover 100 fast travel points.
Complete the contract on Morvudd.
Complete the contract on the Woodland Spirit.
Complete the contract on Therazane.
Complete the contract on Sarasti.
Find and free Dandelion.
Kill at least 5 opponents in under 10 seconds.
Play three hero cards in one round of gwent and win the match.
Collect the formulae for 6 different bomb types.
Destroy 10 monster nests using bombs.
Resolve the doppler problem in Novigrad.
Kill 5 foes in a fight without taking damage (except for Toxicity) and without using the Quen Sign.
Find the baron's wife and daughter.
Kill 50 opponents using the environment (e.g. swamp gas, insects or objects).
Kill 3 opponents in one fight using 3 different methods (swords, bombs, crossbow, Signs, etc.).
Complete the contract on the shrieker.
Complete the subplot involving Keira Metz.
Read 30 books, journals or other documents.
Learn 12 potion formulae.
Find Yennefer of Vengerberg.
Defeat an opponent in a fistfight without taking any damage.
Provoke all Iris von Everec's Nightmares into fighting you at the same time and defeat them.
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 20 cows.
Slide downhill uninterrupted for at least 10 seconds.
Collect all available Ofieri armor and horse gear, and at least one Ofieri sword.
Recreate all of Iris' nightmares in the Painted World.
Kill 3 opponents with their own arrows.
Be under the influence of seven potions or decoctions at the same time.
Finish the "Hearts of Stone" expansion.
Kill the prince cursed into a toad.
Defeat all the fallen knights and loot their campsites.
Serve time in Toussaint.
Obtain a flawless victory in all the competitions during the knights' tourney.
Be decorated with the Order of Vitis Vinifera.
Be given Aerondight by the Lady of the Lake.
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.
Travel to the Duchy of Toussaint.