not bad, I'm liking it so far. almost a kind of Emperor's Domination or TDG vibe with the MC knowing how to perform others' special techniques due to past life shenanigans
Look, I'll give this a pass because Kris is non-human, but if the dragons ever become human then you're gonna have a problem. If they become human, then their characteristics will determine which to use, because pronouns in languages are descriptive—if it looks like a guy then it's "he", if it...
I could easily turn it around and say you're a heterophobic bigot too. Stop shoving your crap onto other people. I don't care what you do in your own community, just leave it out of other people's.
As someone else already suggested, just use It. Holy dragon who's been worshiped for centuries is...
The dictionary has it because dictionaries are descriptive—at least some people are using it like that. But just because some people use it like that, doesn't mean it's correct in all contexts across all cultures and across all dialects. The dictionary has entries for things from before 1800s...