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