A classic tsundere who always appears serious and cold on the outside, but possesses a kind heart and deeply cares for his subordinates. In fact, most of the Team Algorithms were taught by YouTube Korea in the past, making him their mentor and effectively their foster parent who built the current Team Algorithm.

• Driver Auto/Transport category. He wears an eye patch with the YouTube logo reminiscent of Lee Sin, has a tattoo on his right arm, and always drives a red car. • Movition The 2nd generation Movie/Animation category. His head is a movie camera. Currently deceased. • Gamer Gaming category. His head is a gaming monitor, and he has gamepads on his back like wings. Currently deceased. • Musician Music category. His eyes are musical notes, and he takes the form of a conductor with a Beethoven hairstyle. • Cerberus Pets/Animals category. As the name suggests, he has three dog heads. • Trevor Travel/Events category. The weakest among the YouTube categories. • Trainer Sports category. A massive giant with incredible muscles. • Blogger People/Blogs category. He looks like a secret agent and serves as the vice-commander of the categories. Currently deceased. • Comedian Comedy category. Wears a pierrot clown outfit. • Entertainer Entertainment category. A man with a rose in his mouth. • Announcer News/Politics category. Despite the name, he looks more like a reporter. • Stylist How-to/Style category. The only female member of the YouTube categories. • Teacher Education category. A parody of Han Seok-won. • Scientist Science/Technology category. • Social Move-Move Non-profits/Activism category.

Agares: Ranked 2nd and the leader of the 72. Reverse: Ranked 15th, has no mouth and does not speak. Whisper: Ranked 24th, a long-haired female ghost with blue hair and a hot-tempered personality. The Wiki: Ranked 36th, a researcher who looks like a tree. Tricky: Ranked 44th, loves explosions. Clone: Ranked 57th, looks like a spider with a human upper body. Balloon: Ranked 72nd, has a balloon for a head.

An unidentified lifeform in the shape of a blue giant that roams through videos.

Acts like a hypocrite and is ranked 9th among the 72.

The Search Captain of YouTube's 4th Headquarters.