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