The following contains spoilers for the first three episodes of Invincible, now streaming on Prime VideoInvincible increasingly established across season 3 how similar Mark Grayson is to one of his newest enemies, which will likely define the arc of the show going forward. Prime Video’s adaptation of the Robert Kirkman comic of the same name, Invincible is a frequently clever, surprisingly gory, and deeply emotional approach to the superhero genre. Invincible‘s characters reflect longstanding archetypes of the genre, but are forced to confront harsher realities and tougher moral questions than most DC or Marvel heroes have to deal with. This was especially true in season 3, which highlighted the question of villains being redeemed.