Resurrect a Follower Captain.

Defeat the Witch-king and reclaim Minas Morgul.

Complete all Eltariel quests.

Forge a top tier Gem.

Complete all Brûz quests.

Defeat the Balrog.

Equip a full Legendary Gear set as Talion.

Turn all of a Warchief's bodyguards (minimum 2) into spies, then confront him.

Recover all Gondorian artifacts.

Defeat Helm Hammerhand.

Kill a drake while riding a graug.

Complete all Shadow of the Past missions in one region.