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