Purchase a Master of the Universe item located on this shop page: https://creations.mattel.com/collections/masters-of-the-universe-limited-sale-event (“Qualifying Item”) between April 1, 2026 (9:00 am PST) through April 30, 2026 (11:59 pm PST) and receive 50% Off Master of the Universe item of equal or lessor value of your choice from the same selection of Qualifying Items on this shop page. While supplies last. Subject to availability. To redeem: add at least (2) Qualifying Items in cart. Discount automatically applied at checkout. Cannot be combined with any other promotional offer. Offer not valid on items outside this promotional link. No adjustment of previous purchases. Offer is non-transferable and is not redeemable for cash or cash equivalent. Purchase limits may apply; see individual product descriptions. 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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