• ⚠️ Product Safety & Important Information

  At Crazy Toys Master, we encourage all customers to carefully review product information and prioritize safety before purchasing, assembling, handling, or using any item.

  Products available through our store may be intended for different age groups and purposes, including recreational activities, hobbies, model building, collectibles, and decoration. Not all products are designed or suitable for children.

  Certain items may contain small parts, sharp edges, detachable components, adhesives, tools, or other materials that require careful handling and may present safety risks.

  Important Safety Guidelines:

  • Choking Hazards: Small parts and detachable components may pose choking hazards, especially for young children.

  • Age Recommendations: Always follow the manufacturer's recommended age restrictions and safety warnings.

  • Adult Supervision: Children should be supervised by a responsible adult when handling products that may present safety risks.

  • Assembly & Handling: Follow all provided instructions and exercise caution when handling tools, adhesives, sharp edges, or delicate components.

  • Product Inspection: Inspect items before use and discontinue use if any component appears damaged, broken, or unsafe.

  • Intended Use: Some products are designed for adults, hobbyists, or decorative purposes and should not be treated as children's toys.

  • Safe Storage: Keep small components, packaging materials, and potentially hazardous accessories away from young children.

  For Parents & Guardians:

  Please ensure that any product purchased for a child is appropriate for their age, abilities, and intended use. Never leave young children unattended with items that may present choking or injury hazards.

  Customer Awareness:

  Product specifications, materials, intended uses, and safety requirements may vary by manufacturer and individual item. Customers are encouraged to review all available product information and follow applicable safety instructions.

  Your safety matters. Please purchase, assemble, and use all items responsibly.

  Crazy Toys Master — Build • Create • Discover

• 1. Cyberpunk Fully Automatic Marble Run Model

This futuristic marble run toy features a 187cm ultra-long track and automatic marble lift. USB-C powered with touch control, supporting cyclic marble running and gorgeous lighting display modes.

• 2. Dynamic Light & Expandable Modular Design

Built-in infrared induction triggers 10+ global light effects and 3D mirror tunnel visuals. Modular structure supports multi-directional expansion to build longer, more complex track combinations freely.

• 3. Premium Durable Materials & Stable Structure

Made of high-quality ABS and PVC with premium spray coating. Passed 6000+ assembly tests for tight fitting and long service life. 187 precise pieces ensure stable and smooth operation after assembly.

• 4. Educational STEM DIY Puzzle for All Ages

Medium-difficulty 3D wooden puzzle takes 1.5-4 hours to assemble. Effectively boosts spatial imagination, logic thinking and hands-on skills, a perfect screen-free STEM toy for teens and adults.

• 5. Versatile Decor & Premium Gift with Service

Stylish cyberpunk miniature craft works as stunning desktop decor. Ideal birthday and holiday gift for puzzle lovers. Comes with spare parts and 12-hour quick after-sales support for assembly issues.

Product Description

ROKR The Last City is a futuristic cyberpunk marble run 3D puzzle and educational STEM model kit. It features 187cm full-automatic circulating track, USB-C touch control, dual running & lighting modes, and dynamic infrared light effects. Expandable modular design offers endless DIY fun. Made of premium durable materials, this screen-free adult brain teaser serves as exquisite home decor and a perfect holiday gift with reliable after-sales service.