I grew up thinking Billy Graham was a hero. My family was Baptist; my dad, a Baptist preacher. I was an adult before I realized Graham wasn't exclusively Baptist though by then he might as well have been because conservative Christians seemed, largely, to have let go of doctrinal differences in favor of ideological absolutes.
There aren't a lot of Bible verses that are directly applicable to transgender issues, and of those there are contradictions and a lot of room for interpretation. What does it say about your soul if you're willing to gamble the lives of other people's children, to put them at extreme risk of great or even fatal harm, on faulty assumptions?