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