Oh boy here we go. I am completely aware of the fact that things such as that don't really apply to fiction, but it still has complete 100% relevancy. You can simply fix things by making a new rule that says "He also follows under the logic of a stand and will not blow up the earth with his MFTL+ attacks".
Additionally neutral territory, both have the full range of their abilities that are in character, before you try and talk out of this one, stats are still equalized