Finish the game on the "Blood and Broken Bones!" or "Death March!" difficulty levels.

Defeat Eredin.

Visit Tir ná Lia and convince Ge'els to betray Eredin.

Fill all mutagen slots.

Bring all possible allies to Kaer Morhen for the battle against the Hunt.

Complete all fistfighting quests in Velen, Skellige and Novigrad.

Complete the subplot about choosing Skellige's ruler.

Shoot at least 70 targets during the ride to Tau Volantis.

Retrieve Resources from a Scavenger Bot at a Bench.

Win all the horse races in the game.

Defeat Olaf, the Skellige champion of unarmed combat.

Use quick heal to heal yourself 20 times.

Craft a Weapon.