- Real name: Boris Yurinov
- Occupation: Hitman, enforcer, and organized crime figure
- Nationality: Russian
- Place of birth: Russia
- Physical appearance: Tall, muscular, bald with a goatee, and scars on his face
- Notable traits: Expert marksman, skilled with knives, and proficient in hand-to-hand combat
- Personality traits: Ruthless, sadistic, and fiercely loyal to his boss, Brick Top
Boris is a formidable assassin known for his precision, ruthlessness, and loyalty. He operates under the alias Boris 'the Blade' and instills fear in his enemies and associates alike.