1 missable achievements (plus 78 unknown)
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Find Yennefer of Vengerberg.
Kill at least 5 opponents in under 10 seconds.
Learn 12 potion formulae.
Kill 5 foes in a fight without taking damage (except for Toxicity) and without using the Quen Sign.
Defeat an opponent in a fistfight without taking any damage.
Read 30 books, journals or other documents.
Find the baron's wife and daughter.
Complete the subplot involving Keira Metz.
Collect the formulae for 6 different bomb types.
Complete the contract on the shrieker.
Kill 3 opponents in one fight using 3 different methods (swords, bombs, crossbow, Signs, etc.).
Find and free Dandelion.
Kill 50 opponents using the environment (e.g. swamp gas, insects or objects).
Help Yennefer extract information from Skjall's body.
Destroy 10 monster nests using bombs.
Resolve the doppler problem in Novigrad.
Complete the subplot about choosing Skellige's ruler.
Find Ciri.
Discover 100 fast travel points.
Fill all mutagen slots.
Visit Tir ná Lia and convince Ge'els to betray Eredin.
Defeat Eredin.
Complete the contract on Sarasti.
Finish the game on any difficulty.
Reach character development level 35.
Complete the contract on Therazane.
Bring all possible allies to Kaer Morhen for the battle against the Hunt.
Complete the contract on Morvudd.
Find and equip all the elements of one set of witcher gear.
Win a round of gwent using only neutral cards.
Play three hero cards in one round of gwent and win the match.
Defeat Olaf, the Skellige champion of unarmed combat.
Kill the prince cursed into a toad.
Hearts of Stone
Take part in the assassination of King Radovid.
Travel to the Duchy of Toussaint.
Blood and Wine
Complete all fistfighting quests in Velen, Skellige and Novigrad.
Finish the "Hearts of Stone" expansion.
Hearts of Stone
Complete the contract on the Woodland Spirit.
Develop a mutation.
Blood and Wine
Use all available options for developing Corvo Bianco.
Blood and Wine
Be decorated with the Order of Vitis Vinifera.
Blood and Wine
Defeat Tybalt and win the gwent tournament held at the Passiflora.
Complete all witcher contracts.
Be given Aerondight by the Lady of the Lake.
Blood and Wine
Kill 2 monsters you have a contract on without using Signs, potions, mutagens, oils or bombs.
Slide downhill uninterrupted for at least 10 seconds.
Hearts of Stone
Destroy all monster nests in the Velen / Novigrad region, or in Skellige.
Obtain a flawless victory in all the competitions during the knights' tourney.
Blood and Wine
Win all the horse races in the game.
Recreate all of Iris' nightmares in the Painted World.
Hearts of Stone
Help unite the warring vineyards and have a wine named in your honor.
Blood and Wine
Buy all the items put on the block at the Borsodis' Auction House.
Hearts of Stone
Unlock the bonus for equipping all the witcher gear elements from one School.
Blood and Wine
Participate in all the activities at the wedding.
Hearts of Stone
Find all grandmaster diagrams for each witcher school.
Blood and Wine
Finish the game on the "Blood and Broken Bones!" or "Death March!" difficulty levels.
Collect all the cards in the Skellige deck.
Blood and Wine
Defeat all the fallen knights and loot their campsites.
Hearts of Stone
Acquire all the Abilities in one tree.
Win a round of gwent with a total strength of at least 187.
Hearts of Stone
Have all possible Place of Power bonuses active at the same time.
Perform 10 effective counterattacks in a row without getting hit or parrying.
Acquire all gwent cards available in the base version of the game.
Use the Axii Sign to force one opponent to kill another. Do this 20 times.
Finish the game on the "Death March!" difficulty level.
Be under the influence of seven potions or decoctions at the same time.
Hearts of Stone
Kill 3 opponents with their own arrows.
Hearts of Stone
Attack, counter, cast a Sign and throw a bomb (in any order) in under 4 seconds.
Make an opponent suffer from bleeding, poisoning and burning simultaneously. Do this 10 times.
Serve time in Toussaint.
Blood and Wine
Collect all available Ofieri armor and horse gear, and at least one Ofieri sword.
Hearts of Stone
Ignite the gas produced by a Dragon's Dream bomb using a burning opponent. Do this 10 times.
Kill 20 cows.
Hearts of Stone
Kill Golyat with a crossbow bolt to his eye.
Blood and Wine
Provoke all Iris von Everec's Nightmares into fighting you at the same time and defeat them.
Hearts of Stone
Kill 10 opponents by knocking them off somewhere high with the Aard Sign.
Kill a frozen opponent with a crossbow bolt.
Blood and Wine
Kill 50 human and nonhuman opponents by striking them in the head with a crossbow bolt.