The LEGO Marvel Super Heroes Seasonal theme (Advent Calendars) are annual LEGO sets released offering a countdown to Christmas. Each set includes 24 small builds, one to be opened and assembled each day from December 1st to December 24th. The calendars typically feature minifigures, tiny vehicles, and festive-themed items, providing a daily Marvel LEGO themed surprise in the lead-up to Christmas.
2023 LEGO Sets
In 2023, LEGO launched several major original and licensed themes while strengthening its digital ecosystem. LEGO DreamZzz debuted as a fantasy-driven world of imaginative creatures and vehicles tied to an animated series. The new LEGO Icons branding unified premium display sets under one banner, appealing to adult collectors. Sonic the Hedgehog and Gabby’s Dollhouse joined the lineup, expanding LEGO’s reach across gaming and children’s entertainment. LEGO Star Wars celebrated its 30th anniversary with commemorative sets, while the company advanced digital and retail expansion through immersive LEGO experiences worldwide. Sustainability research continued, with LEGO confirming it would not pursue recycled PET bricks due to performance limits but reaffirming its long-term commitment to greener materials and packaging.