TIL the Gameboy had a sonar add-on for fishermen, that could

Edge of Emulation: Pocket Sonar

A Look At The Game Boy Fishing Accessory – NintendoSoup

TIL the Gameboy had a sonar add-on for fishermen, that could locate fish up to 65 feet deep. It also included a fishing mini-game : r/todayilearned

Gameboy Horror Is Becoming a Big Deal – DREADXP

BANDAI Fish Finder Pocket Sonar Game Boy Pocket *UNUSED NEW* Nintendo GB

Gameboy DMG-1 shown in the first minutes of the Space Jam - A New Legacy ! : r/Gameboy

Pocket Sonar: Find Fish With a Game Boy!

Is The Gameboy Dead: [A Complete Guide To Gameboys]

Purple-Translucent-Gameboy-Color-Yellow-Gameboy-Pocket

Joy Boy