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