|Lord Monochromicorn's main pose.|
|Occupation||Prince Gumball's royal pet/transport|
|Relatives|| Cake (Girlfriend)|
5 kittens (Children)
|Introduced In||"Fionna and Cake"|
|Voiced by||Unnamed Voice Actor|
He is completely charcoal black with a long, gray mane, with white-slit eyes. His long, white horn has two rings circling it. He is entirely different from Lady Rainicorn's multicolor scheme. He is more horse-like compared to Lady Rainicorn.
According to Natasha Allegri, he can open up black holes. He can also stretch and fly like Lady Rainicorn.
- Lord Monochromicorn neighs like a horse.
- When Lord Monochromicorn made his first appearance on screen, the sound of thunder could be heard in the background.
- In the original storyboard, Lord Monochromicorn's horn is shaped like a lightning rod, his eyes are like Lady Rainicorn's, and he spoke English instead of using Morse Code.
- Prince Gumball sometimes calls Lord Monochromicorn "Mo-Chro."