The GlitchMod knowledge base

Game Compatibility List

The following games do not work on 2-port models with the later C019156A BIOS. Swapping a 4-port BIOS chip in or using a patched ROM for these games will allow them to work:

1 min readUpdated Oct 9, 2026
5200Late2PortBIOS.jpg
The C019156A BIOS found in some 2-port 5200s, which has compatibility issues with three games.

The following games do not work on 2-port models with the later C019156A BIOS. Swapping a 4-port BIOS chip in or using a patched ROM for these games will allow them to work:

  • Mountain King
  • Pitfall!
  • K-razy Shoot-Out

Keep exploring

Atari 5200:Ultimate Atari Video Mod (UAV) BoardThe Brewing Academy's Ultimate Atari Video (UAV) board was originally developed by Bryan Edewaard a…Atari 5200:Homebrew Games ListBelow is a list of homebrew games, ports, and prototypes for the Atari 5200. This list was compiled…Atari 5200:Trak-Ball GamesAtari released a trackball controller for the 5200 known as the Pro-Line Trak-Ball in 1983, providi…Atari 5200:Atari 5200 Model DifferencesAlthough the Atari 5200 had a fairly short life, two variants of the console exist along with three…Atari 5200:Controller AdaptersDuring its lifetime and especially in recent years, the Atari 5200 became notorious for its complex…Atari 5200:VCS Cartridge Adaptor ModificationDuring the middle of 1983, Atari released a long-awaited Atari 2600 adapter for their new 5200 cons…