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