Invincible #1-Ongoing: It goes without saying that the Invincible series would be a great place to learn about Invincible. Mark Grayson's father is Omni-Man. The all powerful protector of Earth. But when Mark gets powers of his own his life becomes complicated. This series is amazing. It seamlessly moves along the plot that is enjoyable and will leave you wanting to read the next issue. DEFINITELY pick this up.