He is a classic dark-gray stick figure with a solid head. In his H4CK3R form, he is enveloped in digital code and energy effects. He is a cold, aloof, and strategic leader, driven by a thirst for revenge due to the torment he endured in the past and the loss of Mitsi. He possesses advanced martial arts skills and high intelligence. In his H4CK3R form, he can use the animation toolbar to erase characters' names and steal their powers, as well as delete or duplicate objects.

He is a tall, slender stick figure with a black head featuring a white interior and black sunglasses that he never removes. He is an extremely disciplined and professional right-hand man—a man of few words—who is utterly devoted to his mission and to Victim. Using the interface on his wristband or glasses, he wields digital tools—such as a lasso, an eraser, shape-shifting capabilities, and the ability to create solid lines—as weapons.

He is a brown stick figure with a relatively thick, muscular build. He is a non-speaking warrior who acts on primitive, savage, hunter instincts. He can transform his body into a massive, muscular creature (shapeshifting) and can sprout bone or stone spears and arrows from his back and body.

He is a stick figure drawn entirely in the styler of a 2D warning sign, featuring a gray and dark gray color scheme. He is a dangerous, chaotic, and explosive fighter who loves to toy with his opponents. He can transform his body into warning symbols such as electricity, nuclear hazards, or blades. By combining different symbols, he can create explosives and nuclear bombs.

He is a pixelated stickman with a white head who is quite short compared to the others. He is a tough mercenary who is aggressive, impatient, and enjoys combat. Thanks to his pixel transformation, he can split his head in two to deploy machine guns and rockets from within. He can generate giant swords from his body and is the only character capable of opening his mouth to reveal sharp teeth.

She is the only female stick figure; she wears a light gray dress and ties her dark gray hair into a ponytail. She is helpful, kind, and incredibly brave, serving as the sole source of peace in Victim's life. She possesses leadership qualities, powers of persuasion, and skills as a mechanic. Her death during the attack by TDL and TCO is the primary reason Victim transforms into H4CK3R.

Tdl/The Dark Lord. He is a red stick figure with a hollow head. He is an embodiment of chaos—filled with pure evil, ruthless, and sadistic—intent on destroying the entire digital universe. He can extend red virus blades from his wrists, generate digital viruses, unleash blasts of red energy, and fly.

Tco/The Cosen One. He is an imposing black stick figure with a hollow head. He is a legendary warrior who is serious, aloof, aware of his own power, and intolerant of injustice. He breathes fire, fires lasers from his eyes, can fly, possesses ice powers, and is extremely durable.

Tsc/The Second Coming. He is an orange, standard-sized stick figure with a hollow head. He is a creative, curious, and friendly hero who becomes unstoppable when his loved ones are in danger. He can draw real objects using his digital pen. In moments of danger, he can unleash a green, god-like awakened form that allows him to fire lasers and disintegrate matter.