Stradivarius

Disabled all Control Towers by overriding or destroying them.

Killed 6 Fireclaw machines.

Reached player level 50.

Detached 5 heavy weapons from machines during combat.

Traded Bluegleam for a special weapon or outfit.

Applied a modification to your spear.

Reached player level 40.

Reached player level 25.

Killed 10 machines weak to Fire while burning, or weak to Freeze while frozen.

Killed 3 enemies using the Strike from Above skill.

Killed 30 human enemies by landing headshots on them.

Reached player level 10.

Performed a stealth kill on 10 machines.

Detached 10 components from machines during combat.

Used a Weapon Coil or Outfit Weave on a modifiable weapon or outfit.

Killed 5 enemies using the Dismount Strike skill.

Completed all side quests and errands in the Frozen Wilds.

Killed 10 Frostclaw machines.

Found all of the Pigments in the Cut.

Found all of the Animal Figurines in the Cut.

Learned all of the new skills in the Frozen Wilds.

Reached player level 60.

Completed the Tallneck, Bandit Camp and Hunting Ground in the Cut.

Killed 15 Scorcher machines.

Used the Machine Repair or Mount Repair skill on 5 different types of machine.

Completed a New Game+ playthrough on Ultra Hard difficulty.

Found and knocked over all of the Grazer training dummies in the Nora region.

Completed a New Game+ playthrough on any difficulty.

Learned all available skills.

Obtained all Horizon Zero Dawn achievements.