As the monarch of Atlantis and one of Marvel's oldest heroes, Namor the Sub-Mariner has earned more than his share of villains, but few are more dangerous than Orka - the Hulk-strength behemoth of the deep. In honor of his recent addition to the popular Marvel Snap videogame, here's everything you need to know about the hulking Marvel villain.

A strong but relatively dim-witted Atlantean, Orka started his career as a soldier in the employ of the warlord known as Krang, and served him even as the man attempted to overthrow the throne of Atlantis and kill Namor the Sub-Mariner. Krang loaned Orka to the mad geneticist and marine biologist, Dr. Lemuel Dorcas, who gave the soldier a series of painful radiation treatments which imbued him with the power of a killer whale. Orka then spent the next part of his life working as a villain, going up against heroes like Namor,...