This post contains spoilers for the "Peacemaker" season 2 finale.

The season 2 finale of "Peacemaker" opened a lot of doors, one of which led to a location that could have major implications for the future of the DC Universe . However, showrunner and DC Studios co-head James Gunn ultimately decided against having the 11th Street Kids (or, should we say, Checkmate) potentially coming face to face with the mouthiest hero in the Marvel Cinematic Universe. In an interview with Deadline , Gunn confessed that he'd considered crossing the streams of Marvel and DC's cinematic universes by having none other than Ryan Reynolds' Deadpool show up in "Peacemaker" season 2. In fact, he and Reynolds even had actual honest-to-goodness conversations about making it happen.

According to Gunn:

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