User can create white fire from their body.

Pros:
-user can heal many people at once
-user can protect innocent and good souls
-user burns people with an evil soul
-user can make fire storms if needed
-user can fly using fire like jets
-user can burn people who have done evil things
-fire doesn't ruin clothes

Cons:
-the darker the soul, the harder it is to turn to ash
-user may be pushy to some
-user is unable to make fire after burning up to 1000 evil souls a week

Weakness: Ragnarok ice
User will quickly spiral out of control and be replaced by a merciless version of themselves who will hurt anyone who gets in their way. This can be broken by a hug from someone they love, if they can get close enough