ProtoGame Quadriple

ProtoGame Quadriple is a 16-bit console made by ProtoGame Entertainment, it is the successor of ProtoGame 3rd Crash and predecessor of the ProtoGame Podium, this is also where ProtoGame's effort with Consoles begins to pay off although being outsold by its competitors

First Party Titles
ProtoGame Quadriple/Third Party Titles
 * Cat Alexander (1989)
 * Cat Alexander 2 (1990)
 * Cat Alexander 3 (1991)
 * Cat Alexander's World Of Fairly Odd Tales (1993)
 * Space JEFF (1989, Platformer with Fighting Game bosses)
 * Space JEFF 2 (1992, same as the first game)
 * The Crystal of The Fairies (1991, Puzzle)
 * Clockwise (1990, Puzzle Platformer)
 * Doors Of The Lords (1993, RPG)
 * Precise Piano (1997, Rhythm, an attempt to cash-in the Rhythm genre born by PaRappa, but this ended up giving birth to traditional rhythm games)
 * ProtoGame BOARD GAME Collection (1990, Board Games in a video game, contains Snakes and Ladders, Checkers, Chess, Connect Four and a bonus Game Tic-Tac-Toe and Exclusive junkie madou)

Trivia

 * There is a Qsound Add-on in 1992 to enhance the sound to make it sound like the Capcom CPS2
 * The Console has an Extra Q-Sound Screen before booting the game with it's own jingle (Credit to marbardan, no infrigment intended) if the add-on was inserted, it is also unskippable