Published by Alligata Software in 1984, Loco is a side-scrolling train-based shooter that is basically a clone of a 1982 Sega arcade game called Super Locomotive.
Percy the Potty Pigeon (to give the game its full title) was coded by Tony Crowther and published by Gremlin Graphics for the C64 in 1984. It was a minor hit at the time.
The 1984 sequel to Blagger, Son of Blagger is different to its parent in that this time the platforming is done within a large, scrolling landscape, rather than the Manic Miner-style, single screen stages of the first game. It is basically the same game engine as another Tony Crowther game: Wanted! Monty Mole.
Published in 1984 by Alligata Software, Killer Watt is a single-player, side-scrolling shoot ’em up where you fly around a cave blasting light bulbs. It was designed and programmed by Tony Crowther.
Out On A Limb is a Jack and the Beanstalk-inspired platform game published by Anirog Software in 1984.
It is probably best known on the Commodore 64, but a Commodore 16 version also exists and it is fondly-remembered by fans.
Hudson Soft converted and published Stop The Express (aka Bousou Tokkyuu SOS) itself in Japan in 1984.
Converted from the ZX Spectrum original by Hudson Soft and published on the C64 by Commodore itself, Stop The Express is both an excellent conversion, and a great little game in its own right.