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