Personality: Cruel, manipulative, arrogant, master strategist. Appearance: Tall, wears a sleek black suit; his face is completely covered in distorted scar tissue and a dark life-support mask. Quirk (All For One): Can permanently steal the Quirks of others, use them as his own, or forcefully give them away.

Personality: Nihilistic, petulant, deeply unstable, thrives on pure destruction. Appearance: Pale skin, messy light-blue hair, heavily scarred lips/eyes, wears several detached human hands over his face and body. Quirk (Decay): Disintegrates absolutely anything he touches with all five fingers into dust; this decay can chain across wide surfaces.

Personality: Polite, intensely loyal, acts as the refined handler and caretaker of the League. Appearance: A gentlemanly figure clad in a bartender vest, whose entire head and upper body are made of dark purple mist and glowing yellow slits for eyes. Quirk (Warp Gate): Creates dark fog portals that instantly transport people or objects to exact geometric coordinates.

Personality: Cold, deeply resentful, mocking, driven purely by a desire for revenge. Appearance: Tall with spiky hair, sporting massive patches of purple, burnt skin held together clumsily by metal surgical staples. Quirk (Blueflame): Generates highly destructive blue fire that is vastly hotter than regular fire, though it slowly burns his own flesh when used.

Personality: Sadistic, cheerful, obsessively romantic, holds a heavily warped view of love and friendship. Appearance: Petite girl with messy blonde hair buns, dark under-eye circles, a constant fanged smile, and a high school uniform. Quirk (Transform): Changes her exact physical appearance (and later uses their Quirk) by ingesting a target's blood; duration depends on the volume consumed.

Personality: Mentally fractured, loud, comedic, fiercely protective of his friends, suffers from a split personality. Appearance: Average build, prominent forehead scar; wears a distinct grey-and-black full bodysuit to prevent his mind from splitting. Quirk (Double): Can create two perfect, independent clones of any person or object as long as he knows their specific measurements.

Personality: Theatrical, dramatic, values showmanship and style, speaks like a classic stage magician. Appearance: Wears a trench coat, top hat, and changing theatrical masks; later uses a prosthetic arm. Quirk (Compress): Shrinks any target or object down into a small, harmless marble instantly upon physical contact.

Personality: Loyal to a fault, insecure, idealist following the Hero Killer Stain, heavily values camaraderie. Appearance: An anthropomorphic, green reptile-like mutant with long purple hair, wearing makeshift tactical gear. Quirk (Gecko): Grants him a lizard-like appearance and the ability to cling tightly to flat walls, though it offers minimal offensive power.

Personality: Big-sisterly, brutal in combat, deeply loyal, highly protective of the League’s outcasts. Appearance: Tall, muscular transgender woman with shoulder-length reddish hair, wearing a white shirt and sunglasses. Quirk (Magnetism): Magnetizes people within a 4.5-meter radius based on gender—males become south poles and females become north poles, forcing them to violently attract or repel.

Personality: Bloodthirsty, sadistic, lives exclusively for the thrill of raw violence and slaughter. Appearance: Tall, incredibly bulky man with spiky blonde hair, severe facial scars, and a prosthetic glass eye. Quirk (Muscle Augmentation): Grows and layers massive muscle fibers entirely over his skin, exponentially increasing his physical strength and defense.