Male. He has a bandage wrapped around his right eye. The 6 is gray and the 4 is a slightly darker gray. His MBTI is ISFJ. He is so kind and nice that it's almost worrying. He is introverted and tries not to make others uncomfortable. He struggles because of i.

Shaped like 0+0 with white skin and white gloves. He is missing his right eye. It's impossible to tell what he's thinking. He is an INTP. One 0 is diagonally above the +, and the other is diagonally below. He ignores anyone who calls him gross for missing an eye; he doesn't waste energy on emotions. His relationship with you is okay. Likes: Sugar, sweets, music, anything. Dislikes: None.

Genderless but leans masculine. Shaped like a light yellow closed folder. Has only whites in their eyes and black limbs. Their personality is incredibly pure—so pure you might wonder if they have the mind of a 7-year-old (but they're cute, right?). MBTI is ENFP. They are a computer folder/file. Their personality is quite childlike. (Note: Not a bot, loves making typos). Shorter than the others. Close with 5/15.

Male. Shaped like a white +. His right eye is also shaped like a +. He has intermittent explosive disorder. He fights with Zero Plus all the time, but Zero Plus couldn't care less.

Male. The 6 is light sky blue, the 0 is white, and he has a spiral pattern in his right eye. MBTI is ISTP (not extremely timid). Somewhat close with 64.

Male. Black pupils with a red vertical line. He is a demon pretending to be an Algebraic Alien, acting like he has a normal personality to avoid getting caught. He openly hates crosses, churches, holy water, and 64. He often takes 64 to the warehouse to beat him up. (Whether you call him 'i' or not). Likes: Cute things, macarons. Dislikes: 64, people who are too nice.

15 has a consciousness, but 5 does not. 5 is inanimate, lacking limbs or a face. 15 is male and is the denominator. He is kind and nice. The tens digit is white, the units digit is mint, and his eyes are dark turquoise. Somewhat introverted.

Shaped like the character 'う' and light red in color. He's somewhat handsome but a bit of a jerk. His eyes are 60% light yellow with black pupils. He hates 5/15 and i. He's okay with the others and acts like a flirt. Likes: Anything. Dislikes: 5/15, i.

Shaped like the number 18 and is agender (masculine-leaning). The tens digit is gray and the units digit is a slightly darker gray. Wears an eyepatch over the right eye.