Prime Day Deal: LEGO Ideas Treehouse 30% Off

Amazon is capping off Prime Day with an exceptional offer on a rare LEGO set. The retired LEGO Ideas Treehouse (21318) is now available for just $174.99 - a staggering 42% discount from its original $250 price and the lowest we've tracked since 2023. As an officially retired set, this may represent the last chance to purchase it at retail.

30% Off LEGO Ideas Treehouse 21318 (Retired Set)

LEGO Ideas Tree House 21318

$249.99 Save 30%
$174.99 at Amazon

Think of this 3,036-piece masterpiece as an expanded version of the popular LEGO Bonsai set. The massive 14" tall tree structure features three detailed cabins with removable roofs and fully furnished interiors. Notable elements include a functional windup crane and interchangeable foliage (green and yellow leaves) to represent different seasons. The set uses sustainable plant-based plastics for all botanical components.

More Prime Day LEGO Deals

Beyond this standout deal, retailers are offering significant discounts on numerous LEGO sets for adult builders, including soon-to-retire models:

The Milky Way Galaxy 31212

$199.99 Save 20%
$159.99 at LEGO Shop

LEGO Marvel Spider-Man Daily Bugle 76178

$349.99 Save 20%
$279.99 at LEGO Shop

LEGO Motorized Lighthouse 21335

$299.99 Save 25%
$224.99 at LEGO Shop

Additional notable deals include the NASA Lunar Lander (30% off), Viking Village (25% off), and multiple retiring sets like the Land Rover Defender (25% off).

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IGN's deals team brings decades of collective experience in identifying genuine bargains across gaming and collectibles. We focus exclusively on verified discounts from reputable retailers, prioritizing sets we've personally evaluated for quality and value. For complete transparency about our evaluation process, visit our deals standards page or follow @IGNDeals on Twitter.