Premise: Hulk (comics) . In his comic book appearances , the character is both the Hulk , a green-skinned , hulking and muscular humanoid possessing a vast degree of physical strength , and his alter ego Bruce Banner , a physically weak , socially withdrawn , and emotionally reserved physicist , the two existing as personalities independent and resenting of the other . Although the Hulk 's coloration has varied throughout the character 's publication history , the most usual color is green .
Hypothesis: Hulk's coloration has varied.
Label: ENTAILMENT