Upgrade a piece of gear 3 times

Brew every type of potion

Complete Sebastian Sallow's relationship line

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

Defeat Ranrok

Subdue the Lord of the Shore

Use Flipendo ten times – to tip one cow or several

Beat Imelda's time in all broom races

Complete all tiers of a challenge

Wield a Deathly Hallow

Defeat a total of fifty enemies using Petrificus Totalus

Find the Map Chamber as a Ravenclaw