Who will win the war for the best dressed the greens or blacks?

The war has begun.

TheHouse of the Dragonhas returned.

Olivia Cooke and Emma D'Arcy in period costumes, face each other in a scene from the TV show "House of the Dragon."

After seeing how hot they look, you must pledge your allegiance to a side.

Who’s taking it?

The greens or the blacks.

Cast members at the House of the Dragon event: Fabien Frankel, Ewan Mitchell, Matt Smith, Ryan Corr, Steve Toussaint, Rhys Ifans, Olivia Cooke, Eve Best, Sonoya Mizuno, Milly Alcock, Emily Carey, Tom Glynn-Carney

Matt Smith poses in a dark suit with a casual shirt at a formal event with a stone column and gold letters as the backdrop

Matt Smith in a dark double-breasted suit with a matching shirt, hands in pockets, at an event. Text on the wall behind him spells "DN"

Emma D’Arcy wearing a unique half-black, half-white suit and red shoes, standing in front of a "House of the Dragon" backdrop

Emma D'Arcy at an event, wearing a unique half black, half white suit with black shirt and holding sunglasses

Eve Best poses on a stone platform, wearing a one-shoulder, floor-length gown with pleated detail, adorned with a layered necklace

Eve Best with long, wavy hair in a shimmering, stylish one-shoulder gown poses confidently. She accessorizes with layered necklaces and a ring

House of the Dragon event: A person in a pink velvet blazer, black shirt, and black pants stands in front of a textured backdrop with large text partially visible

Steve Toussaint in a velvet blazer and dark shirt stands in front of a backdrop with large, gold text partially visible

Bethany Antonia in red tiered gown standing before a grey textured wall with "DRAGON" partially visible in gold

Bethany Antonia in an elegant red, layered ruffle dress, smiling in front of a stone wall with a decorative "H" behind her

Harry Collett stands on a red carpet wearing a cream blazer, black shirt, black trousers, and black shoes

Harry Collett with shoulder-length curly hair wearing a black shirt, cream-colored blazer, black pants, and a pearl necklace. Background is blurred

Luke Tittensor and Elliott Tittensor

Luke Tittensor and Elliott Tittensor

Tom Glynn-Carney

Tom Glynn-Carney

Olivia Cooke

Olivia Cooke

Ewan Mitchell

Ewan Mitchell

Fabien Frankel on the red carpet wearing a double-breasted suit with wide-legged trousers and a tie

Fabien Frankel

Phia Saban

Phia Saban

Matthew Needham

Matthew Needham