File:Atari-2600-Jr-Console-01.jpg - Wikipedia

Onyx Junior, Wiki Videogame Brasileiro

Family Computer Disk System - Super Mario Wiki, the Mario encyclopedia

If you still think current gen is expensive : r/gaming

Was the Atari 800XL a success? - Quora

File:Atari 2600.jpg - Wikipedia

DIY) ATARI 2600 MULTI GAME CARTRIDGE 4X16KB - Share Project - PCBWay

File:Atari-2600-Jr-Motherboard-01.jpg - Wikimedia Commons

Atari 7800 - Wikipedia

Donkey Kong Jr. (game) - Super Mario Wiki, the Mario encyclopedia

Atari 2600 - Wikidata