Allen the Alien, is an Unopan, from the comic series, Invincible.

He was born in a breeding program after his race was almost eradicated by the Viltrumites. He was bred to hopefully be able to defeat a Viltrumite and was the only successful child born of the program. He was later promoted to leader of the Coalition of Planets after the death of Thaedus by Thragg during their failed sneak attack on Viltrum and led the Coalition of Planets in the war against Thragg and his Thraxan/Vilturm hybrid army.