Iconography is the study of symbols depicted in a work of art. Traditionally, these symbols derive from a readily recognizable, common currency of cultural or religious experience. For instance, in Western culture, a cross is a familiar shorthand symbol for Christianity and an obelisk is a generally understood emblem of dominance.
Shujinko made his debut in Mortal Kombat: Deception as the game's main hero. He is an adventurer who, as a boy, dreamed of fighting Shang Tsung. He has roamed the various realms and studied with many renowned teachers.
On top of all this, Toriko has the largest sample size of powerful characters in recent memory of Shounen Jump, having millions upon millions of powerful city to country sized monsters in the Human World alone, combined with a world military capable of leveling Japan over a dozen times over.