[There sure isn't and that's why he's kept it mostly a secret from others. Mostly just Alisaie because she has been worried enough as it is... and now more than ever. But he has certainly not advertised it either and those who ask are usually given a lie about how he doesn't know what his power is.

But Arenvald is different. He trusts him and... he is his friend. He certainly owes him the truth.

He pulls his sleeve back down and offers him an easy smile.] I am fine. You needn't worry, my friend. 'Twas thankfully not a serious burn and there are worse ways I could have uncovered it. [Okay it had been a fairly serious a burn, hence why he had attempted to help the child in the first place, but nothing that would leave scarring. Hopefully. He had been taking pretty good care of it so as to prevent that, he thinks.]

But... it is certainly a frustrating power to have been given. And I am sure you now understand why I hesitate to tell others.