They can have hot breath while having a regular body temperature. Flint starters or a pilot light in their mouth combined with a high fiber diet and the right microbiome solve this problem.

The only question left is how to move the flammable gases to the mouth. Maybe they have sacs they have to fill with roughage in their mouth. Maybe the only barrier in their digestive system is at the end so eau de colon just constantly seeps out.

Just a matter of time until this trailer gets made. I remember the Oppenheimer one and now that we’ve got the AI trailers, you don’t even need an actual movie to use as source material this time.

The dating feels like it might’ve originally been Han dynasty, which then got translated into exact years for those unfamiliar with Chinese dynasties.