ARDUBOY

While this device has no direct crypto connection, it represents a growing trend of community-driven, programmable hardware that could eventually intersect with decentralized gaming or NFT-verified ownership. The fact that all games are free and the device costs only $79 lowers the barrier for hobbyist developers, which could seed a new generation of game-makers familiar with open-source ethos.

Arduboy FX-C

Arduboy FX-C handheld gaming device released with over 300 built-in games and USB-C, but multiplayer feature still in development.