Custom Multi-Game Cartridge for Classic FC Console —COOL Series (Boy, Girl, Baby, Kiddy Themes)

Experience a uniquely crafted custom multi-game cartridge designed for classic FC-compatible consoles. Built using an independently developed solution, this product is engineered based on open technical references from public documentation (such as nesdev resources) combined with original forward-development work.

This service also includes free ROM compilation upon request, using a proprietary batch script to assemble personalized “cool boy / cool girl / kiddy / baby” themed collections. The menu style follows the familiar layout traditionally found in classic multi-cart formats, providing intuitive navigation and an authentic retro experience.

Key Features

• Independently Developed System
  Created through original engineering based on publicly available technical documentation and emulator behavior analysis.

• Personalized Multi-Game Compilation
  Free ROM assembly service for custom collections, crafted according to the user’s preferences.

• Authentic Classic Multi-Cart Menu Style
  Retains the traditional design philosophy seen in retro multi-game menus for easy and nostalgic use.

• Fast Customization & Shipping
  Custom cartridges ship within 3–5 business days. Unlimited supply available.

• Fair Pricing & Genuine Service
  Transparent, honest pricing with no unfair bargaining. High-quality workmanship guaranteed.

• Cartridge Only
  Please note: This product includes the game cartridge only. Flashing tools/programmers are not sold.

Important Notice

This listing does not sell copyrighted game content. Only the cartridge hardware and optional customer-provided ROM assembly service are offered. Users may request ROM compilation only if they own rights or legal permission for their files.