on any task that requires creativity or invention, including most rolls against Artist skill, all Engineer rolls for new inventions, and all skill rolls made to use the Gadgeteer advantage
You come unglued at the thought of reptiles, amphibians, and similar scaly slimies. A very large reptile, or a poisonous one, gives -2 to self-control rolls; a horde of reptiles (such as a snake pit) gives -4.