Pick up a lore scroll.

Complete a Breach Protocol with a minimum of 3 daemons uploaded.

Obtain all other trophies

Find the Map Chamber as a Ravenclaw

Use Ancient Magic on every enemy in the game

Reach Level 40

Upgrade a piece of gear 3 times

Brew every type of potion

Complete all Merlin Trials

Defeat enemies in all battle arenas

Unlock all Floo Flames

Reach the highest point in the castle, the Headmaster's upper study