Object label
LEGO · LEGO · Super Mario · 2021
LEGO Reznor Knockdown Expansion Set (71390-1) is a 2021 set from the Super Mario theme with 862 pieces.
Reznor Knockdown Expansion Set (71390-1) is a LEGO Super Mario release from 2021 with 862 pcs. GrailHub tracks it as part of the LEGO collecting lane, where set number, theme, release year, piece count, and display appeal all help collectors understand how the set fits on a shelf.
LEGO collectors often browse by theme first, so this page links back into Super Mario, LEGO, and related LEGO objects. Use those links to compare nearby releases, find other display sets, or move from a single set into the wider theme.
Related LEGO entries currently connected to this object include Mario Kart – Luigi & Mach 8, Captain Toad's Camp, and Game Boy. These links make it easier to keep exploring without jumping back to a generic search page.
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