March 10 marks a special occasion for Nintendo fans: MAR10 Day! This playful twist on the date celebrates everyone's favorite plumber, Mario, with a plethora of deals and special releases. From LEGO sets to toys and games, there's something for every Mario enthusiast to enjoy. We've highlighted some of the top discounts available during this sales event, but there's much more to explore.

Major retailers like Best Buy, GameStop, Target, Walmart, and the Nintendo eShop are all joining in on the MAR10 Day festivities, offering a variety of deals. Be sure to browse through the sales listed below to find something that catches your eye before these offers vanish.

MAR10 Day 2025 Deals on Nintendo Switch Games

Best Buy MAR10 Day Deals

See it at Best Buy | GameStop | Target | Walmart | Nintendo eShop

If you've been eyeing any Nintendo Switch games, now is the perfect time to grab them. A wide range of Switch titles, both physical and digital, are currently on sale for MAR10 Day, including many beloved Mario games. Click on your preferred retailer to see what's on offer. Note that Amazon is currently not carrying first-party Switch games, so you'll need to look elsewhere for those.

MAR10 Day 2025: Preorder the LEGO Mario Kart Set

LEGO Mario Kart – Mario & Standard Kart

See it at LEGO Store

One of the highlights of MAR10 Day is the chance to preorder the new Mario Kart LEGO set, priced at $169.99 and set to release on May 15. This set includes 1,972 pieces and features Mario in his Standard Kart, complete with a display stand to showcase your build among your other collectibles.

Mario LEGO Sets on Sale for MAR10 Day

LEGO - Super Mario Piranha Plant Building Set for Adults 71426

$59.99 save 15% - $50.99 at Best Buy

LEGO - Super Mario Goombas’ Playground, Super Mario Toys and Playset 71433

$14.99 save 27% - $10.99 at Best Buy

LEGO - Super Mario Adventures with Interactive Peach Princess Toy 71441

$49.99 save 15% - $42.49 at Best Buy

LEGO - Super Mario Bowser’s Muscle Car Expansion Set 71431

$29.99 save 15% - $25.49 at Best Buy

LEGO - Super Mario Soda Jungle Maker Set, Wiggler Toy and Mario Playset 71434

$54.99 save 15% - $46.74 at Best Buy

LEGO - Super Mario Adventures with Interactive Luigi Toy, Nintendo Gift 71440

$49.99 save 15% - $42.49 at Best Buy

LEGO - Super Mario Battle with Roy at Peach’s Castle Playset and Mario Toy 71435

$64.99 save 18% - $52.99 at Best Buy

In addition to the Mario Kart LEGO set available for preorder, there are numerous other Mario-themed LEGO sets on sale today. We've showcased some of the best deals from Best Buy, including the LEGO Piranha Plant and Bowser’s Muscle Car Expansion Set.

Mario Plush Toys on Sale for MAR10 Day

Club Mocchi- Mocchi- Nintendo Super Mario Plush - Mushroom Plushie

$34.99 save 43% - $19.99 at Amazon

Club Mocchi Mocchi Mario Kart Plushies - Spiny Shell Plushie

$34.99 save 29% - $24.99 at Amazon

Tomy Nuiguru Knit Kirby Plush - Sleeping Kirby Plushie

$39.99 save 30% - $27.99 at Amazon

Club Mocchi- Mocchi- Nintendo Super Mario Plush - 1Up Mushroom Plushie

$34.99 save 43% - $19.99 at Amazon

MAR10 Day also brings delightful discounts on Mario plush toys, including a charming red mushroom plushie and a cozy knit Kirby plushie. These adorable items are perfect for collectors or anyone looking for a cuddly companion.

For more Nintendo Switch deals, be sure to check out our comprehensive guide to the best Nintendo Switch deals, which includes discounts on games, hardware, and accessories. If you're interested in deals for other gaming platforms, explore our breakdowns of the best PlayStation deals and the best Xbox deals.