LEGO Game Boy Upgrade Kit Turns Bricks into a Working Handheld
Originally Published 2 months ago — by The Verge

Natalie the Nerd has developed a drop-in upgrade kit called Build A Boy that allows a Lego Game Boy to play real Game Boy cartridges using actual Game Boy Pocket chips, with plans for further enhancements like video output and custom controls, aiming for a release in early 2026.