- improved lighting engine
- dynamic shadows and lighting effects on the surrounding surfaces
- Agamenti has been added, which lets you spray the world (and even his friends) with a stream of water
- use this spell to put out fires, fertilize plants, fill translucent green pieces to weigh them down and solve puzzles, or wash off coats of mud
- Ron's owl is in the game
- Weasely Wizarding Wheeze boxes are in the game, delivering items like brick-shattering fireworks, portable swamps, and special sneakers that let players scale up surfaces
- For the sequence where Hermione reads about the tale of the three brothers, you'll play in a 2D platformer, with parallax-scrolling backgrounds
- this mode is also filtered with a drab, grainy look
- play as the three brothers as they solve puzzles and outwit death himself
- character deaths are still touched upon in the game, but with a more humorous tone