Images from the Superman & Lois season 2 finale focus on the return of Arrow's John Diggle. The upcoming episode is titled «Waiting for Superman.» The show has a lot of loose ends to tie up in the finale, namely that Clark is currently powerless after a nasty battle with Ally.
Additionally, John Henry Irons is off the grid, having gone through the portal to fight Ally where she's currently hidden. The merging of worlds is also on the horizon and seems nearly inevitable following the most recent episode, where Lois, Clark, and their family watched their house flicker before their eyes.
Despite the many in-progress storylines, Superman & Lois will find time to include David Ramsey's Diggle in the episode.
In fact, showrunner Todd Helbing has said he plays a big role in introducing the villain of season 3, who remains a mystery as of now.Read more on screenrant.com