Dracula (1979, Stern) - Competition rom and rules tweaks by zacaj https://zacaj.com/p.php?id=19&title=Stern+Dracula+Tournament+Rom+V4
Hot Tip (1978, Williams) - Completely new ruleset by zacaj https://zacaj.com/p.php?id=66
Cheetah (1980, Stern) - Competition rom by zacaj https://zacaj.com/p.php?id=65