Trench Coats are honestly Peak Character Design

Hellboy (Image Comics)

Teenage Mutant Ninja Turtles (IDW Comics)

The Thing (Marvel Comics)

Castiel (Supernatural)

X-49 (Samurai Jack)

Kishibe (Chainsaw Man)

Gumshoe (Phoenix Wright: Ace Attorney)

The Question (DCAU)

Rorschach (DC Comics)

The Tenth Doctor (Doctor Who)

Q (Street Fighter)

Spider-Man Noir (Marvel Comics)

Blade (Marvel Comics)

Shin Kamen Rider

Alucard (Hellsing)

Inspector Zenigata (Lupin the Third)

Green Hornet (Dynamite Comics)

The Shadow (Dynamite Comics)

Columbo

Carmen Sandiego