A fire-based Spider-Man flying around New York City and burning up criminals and supervillains sounds like a crisis just waiting to happen.

Source: https://screenrant.com/human-torch-new-costume-spiderman-variant-spiderverse/

The Dragon Mail provides the wearer with improved resistance to fire-based attacks, in addition to +195 Physical Defense.

Source: https://gamerant.com/octopath-traveler-2-best-armor-pieces/

While there are some restrictions, like fire-based personas not being able to learn ice skills, it still opens a lot of options.

Source: https://gamerant.com/persona-5-royal-skill-cards-p6-rework-good/