- K is the 11th letter in the Alphablock gang. He is C's brother.
K is voiced by David Holt.
Birthday: September 3, 2008
Colour: Yellow, with a green shirt and red pants
Family: C (Sister)
Friends: Other Alphablocks , Numberblocks, Numberjacks, Plusman, Big Yeti (Formerly)
Enemies: The Ehh Guy, The YOU! Guy , Killer Robots , Evil Alien, Vikings , Zombies, Big Yeti , Demons
Likes: His Sister , Playing Football and Sports, Running
Dislikes: The Grudge , Sadako, Creepy and Horror Movies
- K is a yellow block wears a green jersey and shoes.
- He likes to kick his football/soccer ball.
- Alphablocks (first appearance)
- Why (cameo)
- Race (no words made)
- Fox (sound only)
- Magic (sound only)
- Hill (sound only)
- On (sound only)
- ABC (only speak name)
- Little Red N
- Thing (sound only)
- The End (no solo lines)
- Clap (sound only)
- Mine (sound only)
- Birthday Girl
- Game activites
- (last appearance)
- He is 1 of 2 Alphablocks to have a younger sister, the other being D.
- Lynn Loud Jr. (The Loud House) - Both like to play soccer-football
- Eleven ( Numberblocks ) - Both like to play soccer/football. Note that Eleven is female.
|A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z|
|Q W E R T Y U I O P|
|Common: A, E, I, L, N, O, R, S, T, U|
|Towering Intellects: I, J, T, L, E, F|