November 9, 2026 at 9:00 a.m. PT through November 30, 2026 at 11:59 p.m. PT, or while supplies last, whichever occurs first, get up to 60% off select, in-stock items identified as qualifying for the promotion at https://creations.mattel.com/collections/limited-sale-event. Price as marked. Barbie Club 59 Members, Club Grayskull Members, Fang Club Members, and Red Line Club Members (“Members”) get an additional 20% off markdown pricing on select qualifying items with code MEMBERS20. No refunds or adjustments on previous purchases. Cannot be combined with other discount offers or promotional codes unless otherwise stated. Purchase limits may apply; see individual product descriptions. Discount is not applicable to taxes, shipping, or handling charges. Mattel reserves the right to modify or cancel this promotion at any time without notice. Void where prohibited
Inspired by Halo Infinite’s robust online game mode, this multiplayer-themed building set recreates the customized action the series is known for. Chosen by the fans, this set features brand-new coatings for several favorites, including a Neon Superfly Warthog, GEN XII Mongoose and rival Estate Gold and Neon Superfly fireteams – plus two all-new weapon accessories. This set also includes eight micro action figures to create Multiplayer Mayhem.
SKU#: HRR68
- MEGA™ Halo® Multiplayer Mayhem
- MEGA Halo Multiplayer Mayhem Building Toy Kit with 8 Micro Action Figures
- Fan-vote winning Halo Multiplayer Mayhem building set inspired by the Halo Infinite game mode
- Includes all-new, fan-chosen Warthog, Mongoose and rival fireteam coatings
- 8 highly detailed, super-poseable micro action figures with swappable weapon accessories
- 462 bricks and pieces combine with all MEGA building toys and are compatible with other name brands
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