The Ultimate Collector's Series, or UCS, is a LEGO subtheme of Star Wars introduced in 2000 and was meant to be more detailed and aimed at older builders. These Ultimate Collector's Series sets tend to be larger, and more expensive than typical sets.
2018 LEGO Sets
In 2018, The LEGO Company celebrated the 60th anniversary of the brick and introduced a number of sets to commemorate this. This year also so a number of new and revisited themes including the return of Harry Potter sets after 6 years. New themes such as Jurassic World: Fallen Kingdom, The Powerpuff Girls, Unikitty! and Solo: A Star Wars Story was added to LEGO Star Wars. We also so the discontinuation of LEGO Dimensions and Nexo Knights.