|Blocky||Designed to be very blocky in appearance, with heavy use of square/rectangle/cube shapes. Likely as an attempt to make the game seem older than it is and/or to reduce resources needed to produce graphics.||2002 / 2017||116 games|
|CRT Effects||Visuals simulate realistic, rare, or even imagined aspects of CRT displays.||1992 / 2018||29 games|
|Low Resolution Text||Shows text output that looks to be for a system with less than 80 colum text (Apple ][, Commodore, Atari 8-bit).||1998 / 2014||2 games|
|Music genre: Chiptune||A music genre that emulates the sound of 8 bit music from older platforms (or is actually for them).||1995 / 2017||59 games|
|Phosphor Screen Display||Screens in the game, or the main display of the game [i]simulates[/i] old style monochrome monitors such as the amber, green, or page white displays.||1983 / 2013||10 games|
|Pixelated||Intentionally runs with pixel doubling, tripling, or something - such as the graphics are designed to look like it - that brings out the pixels to visible levels as they used to be in old games.||1986 / 2018||366 games|
|Simplistic visuals||Uses simple visuals with extremely low amount of detail.||1998 / 2017||35 games|
Reproduces the appearance (and possibly audio) of an old game, though likely enhanced with modern graphics techniques.
The first video game about Retro was released on May 4, 1999.