Gabriel Agreste

"Fly away, my little akuma and evilize her/him"

- Hawk Moth's akumatization

"Nooroo!Dark wings rise!"

- Gabriel while transforming into Hawk moth

"You're never going to win. Not today or any other day. You're still so green, young superheroes. You can't even stay transformed after you've used your powers"

- Gabriel taunts the heroes

Gabriel Agreste is the main antagonist of the TV series, Miraculous: tales of Ladybug & Cat Noir. He is the father of Adrien Agreste. He is actually, a supervillain named Hawk Moth, who is trying to snatch away the miraculouses of Ladybug and Cat Noir.

In Catalyst, which is part of the Heroes' Day special, he becomes Scarlet Moth with the enhancement given to him by the titular villain.

In The Collector, he akumatizes himself to Collector, a supervillain who could imprison people into a book. He does this to avoid suspision of him being Hawk moth.

In Mayura, he is amokized by Mayura and his emotions form a Moth-themed sentimonster to help him escape the French Miraculous superhero team.

In Miracle Queen, he is amokized again by Mayura and his emotions recreated the Moth-themed sentimonster to help him destroy Jade Turtle's Shell-ter.

Physical Appearance
Gabriel is a very tall man, he has combed back blonde hair. His skin is fair with rose tint.

Civilian Attire
Gabriel wears a cream colour coat with white. His tie has red coloured patterns.

As Hawk Moth
Hawk moth wears a dark violet mask. Through which his Eyes and mouth can be seen. He wears a violet suit, with a butterfly like brooch.

As Scarlet moth
Scarlet Moth is just like Hawk moth except his mask is Red in colour and the suit is Dark red in colour.

As Collector
Collector has a black and white combed back hair, He wears red framed glasses. His dress has black, white and red triangular patterns.

Personality
Gabriel is a cold, harsh and a strict man. He never allows people to go to their own freedom.He believes that it is better to keep people under restrictions. In Bubbler he yells at Nino after he asks to allow Adrien to have a party with his friends and deems him by saying that he is a bad influence for Adrien and forbids him to enter into his house again. He is highly possesive and protective about his family. Like not allowing Adrien to attend school or have parties. He likes to keep Adrien under restrictions and his control. However, he is sometimes kind towards his family, he treats people in a good way. Despite, this he is actually polite towards some people. In Collector, he feels that what Marinette said was right when she asked Gabriel if Adrien can go to school. At times, he gets easily persuaded because of which he had to ally with Lila Rossi, a sociopath who hates heroes after she tells Gabriel that Marinette is a 'bad influence' for Adrien.

As hawk moth he is cold and determind. He is also ruthless and only wants the destruction to happen. He never gives up and is ready to do anything to obtain the miraculous. If he lose against Ladybug and Cat Noir, he is very much determind to vow his revenge.

Gabriel is also seen to be very strict with his kwami Nooroo, In Sandboy he yells at Nooroo after he informs him that it is his birthday and that he should reunite with the other kwamis. He also treats him like Adrien.

However, in his civilian form, Gabriel sometimes appears to be kind, like playing piano with his son, Adrien, which is actually like a blissful moment in his life.

As collector he is rather energetic. One thing, that hurts Gabriel is the loss of his wife, Emilie. He is usually seen to be talking to a painting of Emilie and promises her that he will bring her back by seizing the miraculous and erase her past mistakes.