What limited edition Lego bricks are worth collecting?

As a classic educational toy, Lego bricks are usually limited edition and have collection value. Here are some limited edition Lego bricks worth collecting (please note that this information may change over time):

1.LEGOIdeas series: The building blocks of this series are designed by Lego lovers and designers, and some of them will be transformed into actually produced Lego blocks after getting enough support. For example, there are some popular items in LEGOIdeas series, such as "TheMill", "Biological Biohazard" and "Ninjago".

2. Lego Star Wars series: Lego cooperated with Star Wars films and launched many limited edition building blocks, including iconic figures, spaceships and scenes. For example, the Millennium Falcon of Lego Star Wars series, Imperial Storm helmet and Darth Vader are all the objects of collectors' attention.

3. Lego Harry Potter series: Lego cooperated with the Harry Potter series films and launched many limited-edition building blocks, including Hogwarts Castle, Quidditch venue and facilities of wizard schools. These building blocks usually have unique designs and details, which make them cherished by Harry Potter fans.

4. Lego superhero series: Lego also cooperated with Marvel Comics, DC and other comic companies to launch many limited edition building blocks, including superhero characters such as Spider-Man, Iron Man and Batman and their urban buildings.

5. Le High-tech Series: Lego has also launched a series of limited-edition building blocks with scientific and technological themes such as robots, airplanes and automobiles. These building blocks are usually complex in structure and fine in detail, which are suitable for collectors who like technology.

Please note that when buying limited edition Lego bricks, you must buy them from official channels or authorized retailers to ensure the quality and authenticity of the products. At the same time, it is also important to know the production date and quantity limit of products, so as not to miss the opportunity of collection.