Defeat Quirrell in the Quirrell boss fight, using Voldemort

Buy every version of Voldemort (Quirrell/Tom Riddle/Voldemort)

Defeat 10 enemies with a Muggle character

Freeze 20 characters using Glacius

Complete at least one match in each mode

Rescue all students in peril

Buy the entire Weasley family

Unlock all Animagi

Collect all of the house crests in Year 3

Complete all the LEGO Builder tutorial levels.

Destroy 50 Devil's Snare plants

Use the Time-Turner