Caustizer is an author on the Gang of Five forums. His primary character is Frederick Clyco.
- Darwin's Soldiers: Survival of the Fittest - 46
- Darwin's Soldiers: Disruptive Selection - 1
- Total - 47
- Caustizer had a single post in Disruptive Selection where he explained that Frederick returned back to Canada and helped the government block their borders against Dragonstorm.