Flarecrow

Flarecrow is the Omnitrix's DNA sample of an unknown species from unknown planet.

By Ben 14
Flarecrow looks like a common scarecrow with tan glove-like hands and face, wears brown long-sleeves jacket, pants and wears a hat. he has blazing emblem on his collars in two colors: orange and yellow. His eyes are lightning shape and colored fully green.

When age 22, the clothes are now black/white and gain muscular physique. He wears the Copytrix/Megatrix symbol on his chest.

By Albedo
Albedo's Flarecrow resembles Ben's but his attires are darker, his face and hands are colored grey, the emblems are red/red-orange and his eyes are red. He wears the Negatrix/Ultimatrix symbol on his chest.

By Tyson
Tyson's Flarecrow is identical as Ben's but after obtaining the Ultimatrix, he now has red eyes. He wears the prototype Omnitrix/Ultimatrix symbol on his chest.