Dabi↫

His father wanted him to be able to defeat All Might since although they were heroes, for Endeavor he was his enemy, however Dabi's power is not resistant to his body so he ended up trying to forget it and one day When to prove that he was useful, Dabi completely burned his body, leaving him in a coma and being treated by One For All, he woke up from the coma when he turned 16 years old.
Realizing that he was not important to his family, he began his life as a villain, entering the LOV when he was 23 years old, appearing very different from how he was before.

1.70 tall with white hair, dyed black, blue eyes, he is rude, disrespectful, possessive, toxic and very jealous.
KANJI

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RŌMAJI
Todoroki Toya
ALIAS
Dabi (荼毘 Dabi ? )
Blue Flame (蒼炎 Sōen?) [1]
DESCRIPTION
BIRTHDAY
January 18
AGE
24 (seventeenth arc-present)
GENDER
Male.
HEIGHT
176cm (5'9")
GIFT
Blue flame
STATUS
STATE
A stranger family
Enji Todoroki (father)
Rei Todoroki (mother)
Fuyumi Todoroki (younger sister)
Natsuo Todoroki (younger brother)
Shoto Todoroki (younger brother)

This implies that the holder of this Quirk can control the emotions or feelings of another person.
Whether they are negative feelings/emotions or something positive, the user can make them disappear or control them to keep them under control.
The user can make emotions/feelings appear in another person depending on what the user sees fit.
If the user overuses their Quirk for more than 20 minutes, it can cause an emotional block lasting from 5 minutes to a day.