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