Doop (comics)
Doop is a fictional character in the Marvel Universe who was created by writer Peter Milligan and artist Mike Allred. He made his debut in X-Force vol. 1 #116. He is a green, floating spheroid creature of unknown origins who spoke in a "language" all his own (represented in text by a special font).
Read more about Doop (comics): Publication History, Fictional Character Biography, Powers and Abilities