go to the fourth movie part 1 and smash the chest open.
You must use a Dark Wizard - Barty Crouch Jr. will do (you can find him in the 1st lvl of Goblet of Fire)
Walkthroughs for Lego Harry Potter can be found on Youtube.
You can use the character detector to find all of the Lego Harry Potter characters.
you unlock them.
no i can not answer it
Lego Harry Potter toys can be purchased from the following online retailers: www.amazon.com, www.firestartoys.com, www.toywiz.com, and www.toysrus.com.
You Google 'Harry Potter Virtual Castle', click on the Lego one and then play. To get into the building, you have to click the little arrows that will get you behind the buildings and also in to them.
You find all the ingredients to the potion that is in a gold cauldron by Harry's bed.
You have to look around the potion room to find the ingredients.
You can find him in the dark tower level. You will need dark magic to get him.
find a log on side of green lake
Most any good toy store should carry the Narcissa character in the Lego Harry Potter set. If not try online toy stores and from collectors on E-Bay.