They repeated what they said, which is good enough reason to ban them from dozens of communities. People generally portray themselves in the least controversial light possible in these circumstances, so that's the best case scenario.
Many subreddits are the personal spaces of groups of people. Doesn't matter whether it's literally a physical house someone lives in or a metaphorical home for marginalized people. It's still their personal space. They're justified in excluding people even for trivial reasons such as liking the number 7. Blatant transphobia is an obvious reason to ban people from such spaces.
Blocking people from harassing marginalized people is not fascism. Excusing the persecution of marginalized people otoh...