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