"If people like Easter eggs, this show is going to be an Easter egg hunt," said showrunner Clyde Phillips. By Whatever shock still exists from Dexter’s miraculous survival is quickly replaced by a big hit of nostalgia.

Dexter: Original Sin's promo campaign includes a 90s-style retro game, enhancing fans' excitement about the prequel series. The retro game offers a nostalgic experience for 90s gamers and insight into the era for younger fans. The game's graphics and gameplay reflect the 90s technology available, aligning with the prequel series' setting.