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