| cowboy | | Cowboy Eight Ball (set 1) | LTD | 1981 |
| cowboy2 | | Cowboy Eight Ball 2 | LTD | 1982 |
| cowboya | cowboy | Cowboy Eight Ball (set 2) | LTD | 1981 |
| gocowboy | | Go Go Cowboy (English, prize) | Sammy | 2003 |
| wboy | | Wonder Boy (set 1, 315-5177) | Escape (Sega license) | 1986 |
| wboy2 | wboy | Wonder Boy (set 2, 315-5178) | Escape (Sega license) | 1986 |
| wboy2u | wboy | Wonder Boy (set 2, not encrypted) | Escape (Sega license) | 1986 |
| wboy3 | wboy | Wonder Boy (set 3, 315-5135) | Escape (Sega license) | 1986 |
| wboy4 | wboy | Wonder Boy (315-5162, 4-D Warriors Conversion) | Escape (Sega license) | 1986 |
| wboy5 | wboy | Wonder Boy (set 5, bootleg) | bootleg | 1986 |
| wboy6 | wboy | Wonder Boy (set 6, 315-5179) | Escape (Sega license) | 1986 |
| wboyblt | wboy | Wonder Boy (Tecfri bootleg) | bootleg (Tecfri) | 1986 |
| wboyo | wboy | Wonder Boy (set 2, 315-5135) | Escape (Sega license) | 1986 |
| wboysys2 | wboy | Wonder Boy (system 2, set 1, 315-5177) | Escape (Sega license) | 1986 |
| wboysys2a | wboy | Wonder Boy (system 2, set 2, 315-5176) | Escape (Sega license) | 1986 |
| wboyu | wboy | Wonder Boy (prototype?) | Escape (Sega license) | 1986 |
| wboyub | wboy | Wonder Boy (US bootleg) | bootleg | 1986 |
