Name: 1 Gender: Female Personality: Cheerful and lively Symbolic Color: Red Symbolic Number: 1 Description: Composed of one red block. She is female and, fitting for the number 1, has only one eye. Her eye, mouth, and limbs are reddish-brown. She has a cheerful, lively, and extroverted personality. She is very curious, interested in new things, and shows a thoughtful and kind side by encouraging and cheering on her friends.

Name: 2 Gender: Male Personality: A gentleman and sly Symbolic Color: Orange Symbolic Number: 2 Description: Composed of two orange blocks. He is male. He has eyes that look like purple glasses, purple limbs, and wears orange sparkling dancing shoes. He is quite the gentleman and shows a slightly sly side.

Name: 3 Gender: Female Personality: Craves attention Symbolic Color: Yellow Symbolic Number: 3 Description: Composed of three yellow blocks. She has three triangles on her head. She wants to be the center of attention more than anyone else. At times, she can be immature, jealous of other Numberblocks, or selfish, claiming she is the best.

Name: 4 Gender: Male Personality: Honest and gentle Symbolic Color: Green Symbolic Number: 4 Description: Composed of four green blocks. His eyes are square-shaped, and his eyebrows look like two squares attached horizontally. He loves square things and hates round things. He is stronger than other blocks and lives with Square. (Square is a dog that is literally square-shaped with brown fur all over its body.)

Name: 5 Gender: Female Personality: Bright and cheerful Symbolic Color: Blue Symbolic Number: 5 Description: Composed of five blue blocks. She wears a dark blue star mask over her left eye and a five-fingered glove on her left hand. She acts as a big sister figure to the other Numberblocks. She loves playing the guitar and singing. Her specialty is the high-five.

Name: 6 Gender: Female Personality: Bright and positive Symbolic Color: Purple Symbolic Number: 6 Description: Composed of six purple blocks. When in a 2x3 or step shape, six dice pips are printed on each block. She loves dice, games, and rapping. She includes rhymes in everything she says.

Name: 7 Gender: Male Personality: Smiley and kind Symbolic Color: Rainbow Symbolic Number: 7 Description: Composed of seven rainbow-colored blocks. He is male. Being the lucky number, he is very fortunate. Whenever something good happens, he says, "That was lucky!" He can ride on rainbows and has a rainbow-colored decoration on his head that looks like hair. His limbs are mauve, and his mouth and eyes are yellow.

Name: 8 Gender: Male Personality: Heroic Symbolic Color: Pink Symbolic Number: 8 Description: Composed of eight pink blocks. He has eight octopus-like limbs, six of which are used as arms and two as legs. He is also Octoblock, the superhero of Numberland. He appears in dangerous situations, transforms into different shapes, and helps other blocks. He originally had large eyes and a dark mask, but from Season 3 onwards, he looks like the image above (smaller eyes, lighter mask and mouth).

Name: 9 Gender: Male Personality: Calm but a comic relief (everyone laughs at his sneezes) Symbolic Color: Grey tones Symbolic Number: 9 Description: Composed of nine blocks in three shades: dark grey, grey, and light grey. He is male. His square eyes, eyebrows, and limbs are dark grey. He is best friends with 4, who is also a square, and shares the love for square shapes. His favorite foods are milk and biscuits. He sneezes occasionally, which causes the center block to pop out, splitting him into 8 and 1.

Name: 10 Gender: Female Personality: Bright and mature Symbolic Color: White Symbolic Number: 10 Description: Composed of ten white blocks with red borders. She can transform into a rocket, gaining wings and a red helmet. Along with 5, she is one of the elders among the main ten; while 5 feels like a big sister, 10 feels like a mother. Since she is double 5, she wears two star masks and two gloves.