Cecil Stedman, a key character in Invincible Season 3 is the director of the Global Defense Agency (GDA). He is a government operative tasked with protecting Earth from superpowered threats.

The first three episodes of Invincible Season 3 saw Mark Grayson and Cecil Stedman’s working relationship collapse. This was after Mark learned Cecil had been doing some shady things behind his back.

Cecil Stedman takes some serious steps to make sure the planet is safe in Invincible Season 3, and he's right to do it.