LEGO Super Mario 71390 Reznor Knockdown Expansion Set

LEGO 71390 Reznor Knockdown is a 862 piece Super Mario set with 4 figures released in 2021. It features buildable rotating platforms, a Skewer, 2 Reznor figures, a Blue Toad figure, a seesawing Grrrol, a ? Block, and a Special Pipe: Speed Run.

It was retired in August 2023 with a lifespan of 24 months.