Captain Citrus

John Polk, commonly known as Captain Citrus, is a promotional character made by Marvel Comics. His first appearance is made in 2014. The series, Avengers Assemble Featuring Captain Citrus, promotes healthy living to young children. The series was written by Ralph Macchio (comics).
Captain Citrus get his powers from solar pods than harness the power of the sun. He is seen making energy shields and blasts similar to Green Lantern (comic book). Captain Citrus is based out of Central Florida.
Other Media.
Captain Citrus appears in his own website. On the website, he gives further tips to children on how to stay healthy. Children can also download word searches, cross word puzzles, coloring sheets, and other pages featuring Captain Citrus.