Plot: 3-D Monster Chase is a first-person maze game written by Dave Noonan and released by Romik in 1984 for both the Amstrad CPC and the ZX Spectrum. Wikipedia
Plot: Scramble is horizontally scrolling shooter released in arcades in 1981. It was developed by Konami, and manufactured and distributed by Leijac in Japan and Stern in North America. It was the first side-scrolling shooter with forced scrolling and multiple distinct levels. Wikipedia
Plot: Adidas Championship Football is a soccer video game developed by Ocean Software in 1990. It was released for the Commodore 64, Amstrad CPC and ZX Spectrum. The Spectrum version of the game went to number 2 in the UK sales charts, behind Shadow Warriors. Wikipedia
Plot: 750cc Grand Prix is a video game originally developed by Ken Murfitt of Scope Soft and published by Codemasters in 1989 for the Amstrad CPC. It was later ported for ZX Spectrum in 1991 by WASP. Wikipedia