Major spoilers for the series finale of Superman & Lois, “It Went by So Fast,” lie ahead. After four seasons and 53 episodes, Superman & Lois came to a close this week amid the 2024 TV schedule, marking the conclusion of a quality series and the end of a superhero TV era on The CW.

In the build-up to the finale of Superman and Lois, it was said that it would be a send-off to the Arrowverse as well. This prompted rumors of cameos ranging from Melissa Benoist as Supergirl to the Earth-Prime Justice League.

As if there wasn’t enough going on in the Superman & Lois series finale, it served as a small reunion for another CW drama – Grimm. Elizabeth Tulloch gave fans a heads up on social media, though she didn’t spoil anything.