Green Eggs & Ham

Plot
Dr. Seuss' Green Eggs and Ham is a children's book published in 1960. A character known as "Sam-I-Am" pesters an unnamed character to eat a dish of green eggs and ham. The unnamed character refuses, responding that "I do not like green eggs and ham. I do not like them, Sam-I-Am." The phrase is repeated over and over as Sam continuously follows him. Finally the unnamed character gives in to Sam's pestering and samples the green eggs and ham. Afterward he discovers that he does like them and happy agrees with Sam.

Effects
Possessor can only see things in shades of green.