TheTeen Titans once met the X-Men in an unforgettable DC/Marvel crossover in the 80s. The two teenage superhero teams are the perfect pairings for a universe-merging storyline.
On a special occasion, the DC and Marvel universes come together with fan pleasing team-ups and fights. Superman has famously met Spider-Man, and the Justice League has met the Avengers. However, many of these stories tend to make fan service the priority, compromising the storytelling potential for characters to interact
Read more on screenrant.com