Extreme Ghostbusters Toy line was created by Trendmasters from 1997. It was mostly related to the Extreme Ghostbusters. Interestingly enough, Samhain got a toy in the lineup but Garrett Miller didn't get a figure made.
List of Toys
These toy may have been released in the UK only and are rare. Edit April 2, 2017: Both toys were also released in south America with a spanish language box and description!