Colossus Chess 4 cover art

Colossus Chess 4

Colossus Chess 4 is a computer chess game. The game is customizable and you can monitor all your previous moves. It is even possible to see the computer thinking ahead and predicting your moves. The computer…

31 December 1985

Colossus Chess 4 is a video game developed by CDS Software, released 31 December 1985 on Acorn Electron, Amstrad CPC, Amstrad PCW and Apple II.

Verified Sources: IGDB

What Colossus Chess 4 is

Colossus Chess 4 was developed by CDS Software and released in 1985. It is available on Acorn Electron, Amstrad CPC, Amstrad PCW, Apple II, Atari 8-bit, BBC Microcomputer System, Commodore C64/128/MAX, MSX and ZX Spectrum.

The premise, in the publisher's words

Colossus Chess 4 is a computer chess game. The game is customizable and you can monitor all your previous moves. It is even possible to see the computer thinking ahead and predicting your moves. The computer is hard to beat, and would win matches against other computer chess programs of the day. It can achieve the king-bishop-knight mate, which is the most difficult checkmate manuver possible in Chess.
Description from the publisher · source

What it launched against

Colossus Chess 4 launched on 31 December 1985, within three weeks of Bomberman, Summer Games II, Highway Encounter and Mercenary.

Released around the same time: Bomberman, Summer Games II, Highway Encounter, Mercenary.

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Quick answers

Colossus Chess 4 — frequently asked questions

When did Colossus Chess 4 come out?
Colossus Chess 4 was released on 31 December 1985 for Acorn Electron, Amstrad CPC, Amstrad PCW, Apple II, Atari 8-bit, BBC Microcomputer System, Commodore C64/128/MAX, MSX and ZX Spectrum.